Switch Statement in Java

62
Switch Statement in Java:-

1) Switch Statement
It is used to solve option based program.it provides multiple options using multiple case statements.
If we want to develop a choice based program then we mostly prefer switch statements in Java.
Syntax of Switch:-
switch(option)
{
   case optionvalue:
     statement;
     break;
  ....
  default:
   statement:
   break;
}
at runtime option==optionvalue  then that statement will be executed.
/* WAP to choose social media platform according to initial char? *                                                                                                                              
import java.util.Scanner;
class Socialmedia
{
    public static void main(String args[])
    {
      char ch;
      Scanner sc = new Scanner(System.in);
      System.out.println("Enter you choice of social media to enter initial char");
      ch = sc.next().charAt(0);
      switch(ch)    // ch=='f'
      {
           case 'f':
           case 'F':
           System.out.println("You have choosen Facebook");
           break;
           case 'i':
           case 'I':
           System.out.println("You have choosen Instagram");
           break;
           case 't':
           case 'T':
           System.out.println("You have choosen Twitter");
           break;
           case 'w':
           case 'W':
           System.out.println("You have choosen Whatsapp");
           break;
           default:
           System.out.println("Wrong option");
           break; 
      }   
     } 
}
Q) WAP to check vowel and consonant using a switch?
import java.util.Scanner;
class CheckVC
{
   public static void main(String args[])
   {
     Scanner sc = new Scanner(System.in);
     System.out.println("enter char");
     char ch=sc.next().charAt(0);
     switch(ch)
     {
              case 'a':
              case 'A':
              case 'e':
              case 'E':
              case 'i':
              case 'I':
              case 'o':
              case 'O':
              case 'u':
              case 'U':
              System.out.println("Vowel");
              break;
              default:
              System.out.println("Consonent");
              break; 
     }
  }
}
................................................................................................................................................
WAP to check even|odd using switch?
int num=5;
switch(num%2)
{
   case 0:
   System.out.
println("even");
   break;
   default:
   System.out.println("odd");
   break;
}
WAP to check the greater number using Switch?
class Greaterswitch
{
    public static void main(String args[])
    {
         int a=10,b=20;
         switch(a/b)
         {
             case 0:
             System.out.println("b is greater");
             break;
             default:
             System.out.println("a is greater");
             break; 
             }
         }
}.........................................................................................................
2) Nested Switch Statement:-
We can write more than one switch statement using the nested sequence in Java.Nested Switch Statement:-
switch(option)
{
    case optionvalue:
       switch(option)
       {
             case optionvalue:
                    Statement;
                     break;
            default:
                 Statement;
                 break;   
        }
   break;
  default:
     switch(option)
   {
         case optionvalue:
            statement;
             break;
        default:
             statement;
             break;
    }
 break;
}
}
WAP to check divisibility that number is divisible by 3 and 5 both?
import java.util.Scanner;
class CheckVC
{
   public static void main(String args[])
   {
      int num=3;
      switch(num%3)
      {
                case 0:
                 switch(num%5)
                  {
                       case 0:
                        System.out.println("divisible by both");
                        break;
                       default:
                       System.out.println("only divisible by 3");
                       break;
                  }
                 break;
               default:
                  switch(num%5)
                  {
                       case 0:
                        System.out.println("divisible by five");
                        break;
                       default:
                       System.out.println("not divisible by any");
                       break;
                  }
                break;
     }    
  }
}
.......................................................................................................

WAP to check the greater number using a switch?
The solution to this program:-
class Greater
{
  public static void main(String args[])
  {
      int a=20,b=100;
      switch(a/b)
      {
          case 0:
           System.out.println("b is greater");
           break;
          default:
           System.out.println("a is greater");
           break;   
      }          
   }
}
WAP to check the greatest number using a switch?

class Greater
{
  public static void main(String args[])
  {
      int a=9,b=30,c=7;
      switch(a/b)
      {
          case 0:
             switch(b/c)
             {
               case 0:
                System.out.println("c is greater");
                break;
               default:
                 System.out.println("b is greater");
                 break;   
          }
          break;
          default:
          switch(a/c)
             {
               case 0:
                System.out.println("c is greater");
                break;
               default:
                 System.out.println("a is greater");
                 break;   
          }
          break;
      }          
   }
}
Program to calculate the greatest using the conditional operator?
class SwitchGreater
{
    public static void main(String args[])
    {
          int a=10,b=2000,c=300;
          Object o = a>b;  //false 
          switch(o.toString().charAt(0))  //f
          {
                case 't':
                Object o1 = a>c;
                switch(o1.toString().charAt(0))
                {
                   case 't':
                     System.out.println("A is greatest");
                     break;
                  default:
                     System.out.println("C is greatest");
                     break;   
                } 
                break;
                default:
                Object o2 = b>c;  //true
                switch(o2.toString().charAt(0))  //t
                {
                   case 't':
                     System.out.println("b is greatest");
                     break;
                  default:
                     System.out.println("C is greatest");
                     break;   
                } 
               break;
           }
    }
}
Assignment of Switch:-
Q)WAP to display "yes", "no" and "cancel" when user assign 'y','n', and 'c'?
Q) WAP to check leap year using a switch?
Solution of this program?
import java.util.Scanner;
class CheckLeapYearSwitch
{
public static void main(String args[])
{
      Scanner sc = new Scanner(System.in);
      int year;
      System.out.println("Enter year");
      year = sc.nextInt();
     switch(year%400)
       {
             case 0:
                System.out.println("Leap year");
                break;
             default:
                switch(year%4 )
                 {
                    case 0:
                        switch(year%100)
                         {
                            case 0:
                                System.out.println("Not a leap year");
                                break;
                            default:
                               System.out.println("leap year");
                               break;
                        }
                    break;
                  default:
                     System.out.println("Not a leap year");
                     break;
                }
              break;  
         }

    }
}
Q) WAP  to check entered char is numeric, alphabets, or special using switch? 
import java.util.Scanner;
class SwitchExample
{
   public static void main(String args[])
   {
        char ch;
       
        Scanner sc = new Scanner(System.in);
        System.out.println("enter char");
        ch=sc.next().charAt(0);
         Object o=ch>=48 && ch<=57;
         Object o1 = ch>=65 && ch<=91 || ch>=97 && ch<=123;
         switch(o.toString())
        {
           case "true":
           System.out.println("digit");
           break;
           default:
           switch(o1.toString())
           {
           case "true":
           System.out.println("alphabets");
           break;
           default:
           System.out.println("Special"); 
           }
           break;
        }      
   }
}
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62Comments

POST Answer of Questions and ASK to Doubt

  1. class Leapyearswitch
    {
    public static void main(String args[])
    {
    int num=2012;
    switch(num%4)
    {
    case 0:
    System.out.println("Leap year");
    break;
    default:
    System.out.println("not a leap year");
    break;
    }
    }

    }

    ReplyDelete
  2. class Leapyearswitch
    {
    public static void main(String args[])
    {
    int num=2012;
    switch(num%4)
    {
    case 0:
    System.out.println("Leap year");
    break;
    default:
    System.out.println("not a leap year");
    break;
    }
    }

    }

    ReplyDelete
  3. import java.util.Scanner;
    class evenodd
    {
    public static void main(String[]args)
    {
    Scanner sc=new Scanner(System.in);
    System.out.println("enter the value");

    int i=sc.nextInt();

    switch(i%2)
    {
    case 0:
    System.out.println("even");
    break;
    default:
    System.out.println("odd");
    break;
    }

    }
    }

    ReplyDelete
  4. import java.util.Scanner;
    class CheckVC
    {
    public static void main(String[]arg)
    {
    Scanner sc=new Scanner(System.in);
    System.out.println("enter the value");
    char x=sc.next().charAt(0);
    switch(x)
    {
    case 'a':
    case 'A':
    case 'e':
    case 'E':
    case 'i':
    case 'I':
    case 'o':
    case 'O':
    case 'u':
    case 'U':
    System.out.println("Vowel");
    break;
    default:
    System.out.println("consonent value");

    }
    }
    }

    ReplyDelete
  5. import java.util.Scanner;
    class Greatnoo
    {
    public static void main(String[]arg)
    {
    Scanner sc=new Scanner(System.in);
    System.out.println("enter the value of a");
    int a=sc.nextInt();
    System.out.println("enter the value of b");
    int b=sc.nextInt();
    switch(a/b)
    {
    case 0:
    System.out.println("b is greater than a");
    break;
    default:
    System.out.println("a is greater than b");
    break;
    }
    }
    }

    ReplyDelete
  6. import java.util.Scanner;
    class CheckDIV
    {
    public static void main(String[]arg)
    {
    Scanner sc=new Scanner(System.in);
    int a=3;
    switch(a%3)
    {
    case 0:
    switch(a%5)
    {
    case 0:
    System.out.println("divisible by both");
    break;
    default:
    System.out.println("only div by 3");
    break;
    }
    break;
    default:
    switch(a%5)
    {
    case 0:
    System.out.println("div by 5");
    break;
    default:
    System.out.println("not div by any");
    break;
    }
    break;
    }
    }
    }

    ReplyDelete
  7. class Greatnoswitch
    {
    public static void main(String[]args)
    {
    int a=9, b=30, c=7;

    switch(a/b)
    {
    case 0:
    switch(b/c)
    {
    case 0:
    System.out.println("c is greater");
    break;
    default:
    System.out.println("b is greater");
    break;
    }
    break;
    default:
    switch(a/c)
    {
    case 0:
    System.out.println("c is greater");
    break;
    default:
    System.out.println("a is greater");
    break;
    }
    break;
    }
    }
    }

    ReplyDelete
  8. import java.util.Scanner;
    class yesnocancle
    {
    public static void main(String[]arg)
    {
    Scanner sc=new Scanner(System.in);
    System.out.println("enter the value");
    char ch=sc.next().charAt(0);

    switch(ch)
    {
    case 'y':
    System.out.println("yes");
    break;
    case 'n':
    System.out.println("no");
    break;
    case 'c':
    System.out.println("cancle");
    break;
    default:
    System.out.println("something incorrect");
    break;
    }
    }
    }

    ReplyDelete
  9. import java.util.Scanner;
    class leapyear
    {
    public static void main(String[]arg)
    {
    Scanner sc=new Scanner(System.in);
    System.out.println("enter the year");
    int year=sc.nextInt();

    switch(year%4)
    {
    case 0:
    System.out.println("leap year");
    break;
    default:
    System.out.println("this is not a leap year,..");
    }
    }
    }

    ReplyDelete
  10. import java.util.Scanner;
    class EO
    {
    public static void main(String[]arg)
    {
    Scanner sc=new Scanner(System.in);
    System.out.println("enter number...");
    int num=sc.nextInt();

    switch(num%2)
    {
    case 0:
    System.out.println("even");
    break;
    default:
    System.out.println("odd");
    break;
    }
    }
    }

    ReplyDelete
  11. // Akshay


    class Year
    {

    public static void main(String args[])
    {
    int num=2021;
    switch(num%4)
    {
    case 0:
    switch(num%100)
    {
    case 0:
    System.out.println("leap");
    break;
    default:
    System.out.println("non leap");
    break;

    }
    break;
    default:
    switch(400)
    {
    case 0:
    System.out.println("leap");
    break;
    default:
    System.out.println("non leap");
    break;

    }
    break;

    }





    }

    }

    ReplyDelete
  12. import java.util.*;
    class Switch
    {
    public static void main(String arg[])
    {
    Scanner sc=new Scanner(System.in);
    System.out.println("Enter char");
    char ch=sc.next().charAt(0);
    switch(ch)
    {
    case 'a':System.out.println("vowel");
    break;
    case 'e':System.out.println("vowel");
    break;
    case 'i':System.out.println("vowel");
    break;
    case 'o':System.out.println("vowel");
    break;
    case 'u':System.out.println("vowel");
    break;

    default:System.out.println("consonent");


    }
    }
    }

    ReplyDelete
  13. import java.util.*;
    class EO
    {
    public static void main(String arg[])
    {
    Scanner sc=new Scanner(System.in);
    System.out.println("Enter number");
    int x=sc.nextInt();
    switch(x%2)
    {
    case 0:System.out.println("Even");
    break;

    default:
    System.out.println("odd");
    }
    }
    }

    ReplyDelete
  14. import java.util.*;
    class Y
    {
    public static void main(String arg[])
    {

    Scanner sc=new Scanner(System.in);
    System.out.println("Enter ");
    char ch=sc.next().charAt(0);
    switch(ch)
    {
    case 'y':System.out.println("yes ");
    break;
    case 'n': System.out.println("no");
    break;
    case 'c':System.out.println("cancel");
    }

    }
    }

    ReplyDelete
  15. import java.util.*;
    class Leap
    {
    public static void main(String arg[])
    {
    Scanner sc=new Scanner(System.in);
    System.out.println("Enter char");
    int x=sc.nextInt();
    switch(x%400)
    {
    case 0:System.out.println("leap year");

    switch(x%100!)
    {
    System.out.println("not leap");
    break;
    default :

    System.out.println("leap year");
    }
    }



    }
    }

    ReplyDelete

  16. /*WAP to display "yes", "no" and "cancel" when user assign 'y','n', and 'c'?*/
    import java.util.Scanner;
    class EnterChoice
    {

    public static void main(String args[])
    {
    char ch;
    Scanner sc = new Scanner(System.in);
    System.out.println("Enter you choice ");
    ch = sc.next().charAt(0);
    switch(ch)
    {
    case 'y':
    case 'Y':
    System.out.println("yes");
    break;
    case 'n':
    case 'N':
    System.out.println("no");
    break;
    case 'c':
    case 'C':
    System.out.println("cancle");
    break;

    default:
    System.out.println("invalid choice");
    break;

    }


    }


    }

    ReplyDelete
  17. import java.util.*;
    class LeapYear
    {
    public static void main(String arg[])
    {
    Scanner sc=new Scanner(System.in);
    System.out.println("Enter char");
    int num =sc.nextInt();

    switch(num%4)
    {

    case 0:
    switch(num%100)
    {
    case 0:
    System.out.println("not leap");
    break;
    default:
    System.out.println(" leap");
    break;


    }
    break;
    default:
    switch(400)
    {
    case 0:
    System.out.println(" leap");
    break;
    default:
    System.out.println("not leap");
    break;


    }
    break;
    }


    }
    }

    ReplyDelete

  18. import java.util.Scanner;
    class EnterPin1
    {
    public static void main(String args[])
    {
    Scanner sc = new Scanner(System.in);
    int num = 1000;
    int pin =0;
    int a = sc.nextInt();
    switch(a%num)
    {
    case 0 :
    System.out.println("Enter amount");
    break;
    default:
    System.out.println("1.you eneterd invalid pincode please try Again");
    int number = sc.nextInt();
    switch(a%num){
    case 0 :
    System.out.println("Pincode successfully entered");
    System.out.println("Enter amount");
    int amount = sc.nextInt();
    break;
    default:
    System.out.println("2.you eneterd invalid pincode please try Again");
    int b = sc.nextInt();

    }
    switch(a%num)
    {
    case 0 :
    System.out.println("Pincode successfully entered");
    System.out.println("Enter amount");
    int amount = sc.nextInt();
    break;
    default:
    System.out.println("3.you eneterd invalid pincode please try Again after 30 min");
    }
    }
    }
    }

    ReplyDelete
  19. import java.util.Scanner;
    class B_Banking
    {
    public static void main(String args[])
    {
    Scanner sc = new Scanner(System.in);
    int pincode = sc.nextInt();
    int i = 1;
    int count = 1 ;int balance = 5000 ;
    while(i<=pincode)
    {
    pincode = pincode / 10;
    count++;
    i++;
    }
    //System.out.println(count);

    switch(count%6)
    {
    case 0 :
    System.out.println("Press C for Credit");
    System.out.println("Press D for Debit");
    System.out.println("Press B Check Balance");
    System.out.println("Press R for Repeat");
    System.out.println("Press E for Exit");
    char ch = sc.next().charAt(0);


    switch(ch)
    {
    case 'C':
    case 'c':
    System.out.println("Credit");
    System.out.println("Enter Amount");

    break;

    case 'D':
    case 'd':
    System.out.println("Debit");
    System.out.println("Enter Amount");

    break;

    case 'B':
    case 'b':
    System.out.println("Check Balance");
    System.out.println("Balance = " +balance);
    break;

    case 'R':
    case 'r':
    System.out.println("Repeat");
    break;

    case 'E':
    case 'e':
    System.out.println("Exit");
    break;

    default:
    System.out.println("Invalid key");
    break;
    }


    break;
    default: System.out.println("Invalid"); break;
    }

    }
    }

    ReplyDelete
  20. //WAP to display "yes", "no" and "cancel" when user assign 'y','n', and 'c'?
    import java.util.Scanner;
    class Yesno
    {
    public static void main(String...args)
    {

    char ch;
    Scanner sc=new Scanner(System.in);
    System.out.println("Enter char");
    ch=sc.next().charAt(0);
    switch(ch)
    {
    case 'y':
    System.out.println("Yes");
    break;
    case 'n':
    System.out.println("No");
    break;
    case 'c':
    System.out.println("Cancel");
    break;
    default:
    System.out.println("Wrong Choice");
    }
    }
    }

    ReplyDelete
  21. //WAP to check leap year using a switch?
    import java.util.Scanner;
    class Leap
    {
    public static void main(String args[])
    {
    int year, remainder;
    Scanner sc=new Scanner(System.in);
    System.out.println("Enter Year: ");
    year=sc.nextInt();

    switch(remainder=(year%4==0)&&((year%400==0)||(year%100!=0)))
    {
    case 1:
    System.out.println("Leap Year.");
    break;
    case 0:
    System.out.println("Not Leap Year.");
    break;

    default:
    System.out.println("Invalid.");
    break;

    }
    }
    }


    ReplyDelete
  22. Khushboo Sendre


    Q)WAP to display "yes", "no" and "cancel" when user assign 'y','n', and 'c'?
    import java.util.Scanner;
    class Yesnocancel
    {
    public static void main(String args[])
    {
    int ch;
    Scanner sc = new Scanner(System.in);
    System.out.println("enter the choice");
    ch = sc.next().charAt(0);

    switch(ch)
    {
    case'y':
    case'Y':
    System.out.println(" Your choice is Yes");
    break;
    case'n':
    case'N':
    System.out.println("Your choice is No");
    break;
    case'c':
    case'C':
    System.out.println("Cancel");
    break;
    default:
    System.out.println("wrong");
    break;
    }
    }
    }



    Q) WAP to check leap year using a switch?
    import java.util.Scanner;
    class Leapyear4feb
    {
    public static void main(String args[])
    {
    int n;
    Scanner sc = new Scanner(System.in);
    System.out.println("Enter the year");
    n = sc.nextInt();

    switch(n%4)
    {
    case 0:
    switch(n%100)
    {
    case 0:
    System.out.println("Year is leap year");
    break;
    default:
    System.out.pritnln("Year is not a leap year");
    break;
    }
    break;
    default:
    switch(n%400)
    {
    case 0:
    System.out.println("Year is leap year");
    break;
    default:
    System.out.println("Year is not a leap year");
    break;
    }
    break;

    }
    }
    }

    ReplyDelete
  23. // PUSHPENDRA SISODIYA

    import java.util.Scanner;
    class Switch
    {
    public static void main(String args[])
    {
    int num;
    Scanner sc=new Scanner(System.in);
    System.out.println("enter number");
    num=sc.nextInt();
    switch(num%2)
    {
    case 0:
    System.out.println("even");
    break;
    case 1:
    System.out.println("odd");
    break;
    default:

    }



    }


    }

    ReplyDelete
  24. //PUSHPENDRA SISODIYA


    import java.util.Scanner;
    class Greater
    {
    public static void main(String args[])
    {
    int a,b,c,ch;
    Scanner sc=new Scanner(System.in);
    System.out.println("enter value of a");
    a=sc.nextInt();
    System.out.println("enter value of b");
    b=sc.nextInt();
    System.out.println("enter value of c");
    c=sc.nextInt();
    System.out.println("enter any choice");
    ch=sc.nextInt();
    switch(ch)
    {
    case 1:
    {
    if(a>b)
    {
    if(a>c)
    System.out.println("a is greater");
    else
    System.out.println("c is greater");
    }
    else if(b>c)
    System.out.println("b is greater");
    else
    System.out.println("c is greater");
    }
    break;
    default:
    }

    }


    }

    ReplyDelete

  25. //PUSHPENDRA SISODIYA

    import java.util.Scanner;
    class Divisible
    {
    public static void main(String args[])
    {
    int num;
    Scanner sc=new Scanner(System.in);
    System.out.println("enter any number");
    num=sc.nextInt();
    switch(num%3)
    {
    case 0:
    switch(num%5)
    {
    case 0:
    System.out.println("divisible by both");
    break;
    case 1:
    System.out.println("divisible by 3");
    }

    break;
    default:


    }


    }

    }

    ReplyDelete
  26. //PUSHPENDRA SISODIYA


    import java.util.Scanner;
    class CheckSwitch
    {
    public static void main(String args[])
    {
    char ch;
    Scanner sc=new Scanner(System.in);
    System.out.println("enter character");
    ch=sc.next().charAt(0);
    switch(ch)
    {
    case 'y':
    System.out.println("yes");
    break;
    case 'n':
    System.out.println("no");
    break;

    case 'c':
    System.out.println("cancle");
    break;
    default:
    System.out.println("other words");
    break;

    }

    }





    }

    ReplyDelete
  27. // Q) WAP to check the greater number using a switch?

    class SwitchGreater
    {
    public static void main(String args[])
    {
    int a=20,b=10;
    switch(a/b)
    {
    case 0:
    System.out.println("b is greater");
    break;
    default:
    System.out.println("a is greater");
    break;
    }
    }
    }

    ReplyDelete
  28. //WAP to check divisibility that number is divisible by 3 and 5 both?

    class SwitchDivisible
    {
    public static void main(String[] args) {

    int num=31;
    switch(num%3)
    {
    case 0:
    switch(num%5)
    {
    case 0:
    System.out.println(num+" is Divisible by 3 and 5");
    break;

    default:
    System.out.println(num+"Divisible by 3 only");
    break;
    }
    break;

    default:
    switch(num%5)
    {
    case 0:
    System.out.println(num+"is Divisible by 5 only");
    break;

    default:
    System.out.println(num+" is not Divisible by 3 and 5")
    break;
    }
    break;




    }
    }
    }

    ReplyDelete
  29. //Q) WAP to check entered char is numeric, alphabets, or special using switch?

    import java.util.Scanner;
    class SwitchNumeric
    {
    public static void main(String[] args) {

    Scanner sc=new Scanner(System.in);
    System.out.println("enter Character");
    char ch= sc.next().charAt(0);
    Object s=(ch>48 && ch<=57);
    Object s1=(ch>=64 &&ch<=90)|| (ch>=97 &&ch<=122);
    switch(s.toString())
    {
    case "true":
    System.out.println("numeric");
    break;

    default:
    switch(s1.toString())
    {
    case "true":
    System.out.println("characher");
    break;
    default:
    System.out.println("special symbol");
    break;
    }
    break;
    }

    }
    }

    ReplyDelete
  30. // Q) WAP to check the greatest number using a switch?

    class SwitchGreatest
    {
    public static void main(String[] args) {

    int a=10,b=50,c=30;
    switch(a/b)
    {
    case 0:
    switch(b/c)
    {
    case 0:
    System.out.println("c is gretest");
    break;

    default:
    System.out.println("b is greatest");
    break;
    }
    break;

    default:
    switch(a/c)
    {
    case 0:
    System.out.println("c is greatest");
    break;
    default:
    System.out.println("a is greatest");
    break;
    }
    break;
    }
    }
    }

    ReplyDelete
  31. //Q)WAP to display "yes", "no" and "cancel" when user assign 'y','n', and 'c'?

    class SwitchYes
    {
    public static void main(String[] args) {

    char ch='h';
    switch(ch)
    {
    case 'Y':
    case 'y':
    System.out.println("yes");
    break;

    case 'N':
    case 'n':
    System.out.println("No");
    break;

    case 'c':
    case 'C':
    System.out.println("Cancel");
    break;

    default:
    System.out.println("wrong input");
    break;
    }

    }
    }

    ReplyDelete
  32. //Q) WAP to check leap year using a switch?

    class SwitchLeap
    {
    public static void main(String[] args) {

    int year=1900;
    Object o=(year%4==0 && year%100!=0) ||(year%400==0);
    switch(o.toString())
    {
    case "true":
    System.out.println("leap year ");
    break;

    default:
    System.out.println("Not leap year");
    break;
    }

    }
    }

    ReplyDelete
  33. WAP to check leap year using a switch
    Program:

    import java.util.Scanner;
    public class LeapYear {

    public static void main(String[] args) {
    int year;
    Scanner scan=new Scanner(System.in);
    System.out.print("Enter year- ");
    year=scan.nextInt();
    switch(year%400) {
    case 0:
    System.out.print("Leapyear");
    break;
    default:
    switch (year%4) {
    case 0:
    switch(year%100) {
    case 0:
    System.out.print("not a Leapyear");
    break;
    default:
    System.out.println(year+" is leap year.");
    break;
    }
    }
    }
    }
    }

    ReplyDelete
  34. WAP to display "yes", "no" and "cancel" when user assign 'y','n', and 'c'
    Program:

    import java.util.Scanner;
    public class Main {

    public static void main(String[] args) {
    char choice;
    Scanner scan=new Scanner(System.in);
    System.out.print("Enter acharacter (y,n,c)- ");
    choice=scan.next().charAt(0);
    switch(choice) {
    case 'y':
    System.out.println("Yes");
    break;
    case 'n':
    System.out.println("No");
    break;
    case 'c':
    System.out.println("Cancel");
    break;
    default:
    System.out.println("Invalid Input!");

    }
    }

    }

    ReplyDelete
  35. //WAP to display "yes", "no" and "cancel" when user assign 'y','n', and 'c'?
    import java.util.Scanner;
    class Switchdisplay
    {
    public static void main(String args[])
    {
    Scanner sc=new Scanner(System.in);
    System.out.println("enter value");
    char ch=sc.next().charAt(0);
    switch(ch)
    {
    case 'y':
    System.out.println("yes");
    break;
    case 'n':
    System.out.println("no");
    break;
    case 'c':
    System.out.println("cancel");
    break;
    default:
    System.out.println("try again");
    break;
    }
    }
    }

    ReplyDelete
  36. Program to calculate the greatest using the conditional operator?
    Program:

    import java.util.Scanner;
    public class ConditionalOperator {

    public static void main(String[] args) {
    int a,b,c;
    Scanner scan=new Scanner(System.in);
    System.out.print("Enter three numbers - ");
    a=scan.nextInt();
    b=scan.nextInt();
    c=scan.nextInt();
    Object obj=a>b;
    switch(obj.toString().charAt(0)) {
    case 't':
    Object obj1=a>c;
    switch(obj1.toString().charAt(0)) {
    case 't':
    System.out.println(a+" is greatest");
    break;
    default:
    System.out.println(c+" is greatest");
    break;
    }
    break;
    default:
    Object obj2=b>c;
    switch(obj2.toString().charAt(0)) {
    case 't':
    System.out.println(b+" is greatest");
    break;
    default:
    System.out.println(c+" is greatest");
    break;
    }
    break;
    }
    }

    }


    ReplyDelete
  37. WAP to check entered char is numeric, alphabets, or special using switch
    Program:

    import java.util.Scanner;
    public class Main {

    public static void main(String[] args) {
    char c;
    Scanner scan =new Scanner(System.in);
    System.out.print("Enter a character - ");
    c=scan.next().charAt(0);
    Object obj=(c>=67&&c<=92)||(c>=97&&c<=122);
    switch(obj.toString().charAt(0)) {
    case 't':
    System.out.print(c+" is a alphabet");
    break;
    default:
    Object obj1=(c>=48&&c<=57);
    switch(obj1.toString().charAt(0)) {
    case 't':
    System.out.print(c+" is a digit");
    break;
    default:
    System.out.print(c+" is a special character");
    }
    }

    }

    }

    ReplyDelete
  38. // WAP to check leap year using a switch?
    class Leap_using_switch
    {
    public static void main(String abc[])
    {
    int year=2021;
    switch(year%400)
    {
    case 0:
    System.out.println("leap year");
    break;
    }
    switch(year%4)
    {
    case 0:
    switch(year%100)
    {
    case 0:
    System.out.println(" not a leap year");
    break ;
    default:
    System.out.println("leap year");
    }
    }
    }
    }

    ReplyDelete
  39. // WAP to check leap year using a switch?
    class Leap_using_switch
    {
    public static void main(String abc[])
    {
    int year=2021;
    switch(year%400)
    {
    case 0:
    System.out.println("leap year");
    break;

    default:
    switch(year%4)
    {
    case 0:
    switch(year%100)
    {
    case 1:
    System.out.println(" leap year");
    break ;
    }
    default:
    System.out.println("not a leap year");

    }
    }
    }
    }

    ReplyDelete
  40. //WAP to display "yes", "no" and "cancel" when user assign 'y','n', and 'c'?
    import java.util.Scanner;
    class Displayycn
    {
    public static void main(String args[])
    {
    Scanner sc = new Scanner(System.in);
    System.out.println("Enter Any Character");
    char ch = sc.next().charAt(0);
    switch(ch)
    {
    case'y':
    case'Y':
    System.out.println("Yes");
    break;
    case'n':
    case'N':
    System.out.println("No");
    break;
    case'c':
    case'C':
    System.out.println("Cancel");
    break;
    default:
    System.out.println("Invalid input");
    }
    }
    }

    ReplyDelete

  41. Ankita Verma

    import java.util.Scanner;
    class Yesnc
    {
    public static void main(String args[])
    {

    char ch;
    Scanner sc=new Scanner(System.in);
    System.out.println("Enter your choice");
    ch=sc.next().charAt(0);
    switch(ch)
    {
    case'y':
    case'Y':
    System.out.println("Yes");
    break;
    case'n':
    case'N':
    System.out.println("NO");
    break;
    case'c':
    case'C':
    System.out.println("Cancel");
    break;
    default:
    System.out.println("Other");
    break;
    }
    }
    }

    ReplyDelete


  42. Ankita Verma

    import java.util.Scanner;
    class Leapyear1
    {
    public static void main(String args[])
    {
    int n;
    Scanner sc=new Scanner(System.in);
    System.out.println("Enter th choice");
    n=sc.nextInt();

    switch(n%400)
    {
    case 0:
    System.out.println("leap year");
    break;
    default:
    System.out.println(" not leap year");
    break;
    }
    }
    }

    ReplyDelete

  43. Ankita Verma

    import java.util.Scanner;
    class Alpha
    {
    public static void main(String args[])
    {
    char ch;
    Scanner sc=new Scanner(System.in);
    System.out.println("Enter th char");
    ch=sc.next().charAt(0);

    Object o1=ch>=48 && ch<=57;
    Object o2=ch>=65 && ch<=91||ch>=97 && ch<=123;
    switch(o1.toString())
    {
    case"true" :
    System.out.println("digit");
    break;
    default:
    switch(o2.toString())
    {
    case"true":
    System.out.println("alphabet");
    break;
    default:
    System.out.println("special");
    }
    break;
    }
    }
    }

    ReplyDelete
  44. package switchcase;
    import java.util.Scanner;
    public class Checkyesnocancel {

    public static void main(String[] args) {
    char ch;
    Scanner sc=new Scanner(System.in);
    System.out.println("Enter char");
    ch=sc.next().charAt(0);
    switch(ch)
    {
    case'y':
    System.out.println("YES");
    break;
    case'n':
    System.out.println("NO");
    break;
    case'c':
    System.out.println("CANCEL");
    break;
    default:
    System.out.println("INVALID CHARACTER");
    }
    sc.close();

    }

    }

    ReplyDelete
  45. package switchcase;
    import java.util.Scanner;
    public class EvenOdd {

    public static void main(String[] args) {
    int n;
    Scanner sc=new Scanner(System.in);
    System.out.println("Enter number");
    n=sc.nextInt();

    switch(n%2)
    {
    case 0:
    System.out.println("Even Number");
    break;
    default:
    System.out.println("Odd Number");


    }
    sc.close();
    }

    }

    ReplyDelete
  46. package switchcase;
    import java.util.Scanner;
    public class Divisibility {

    public static void main(String[] args) {
    int n;
    Scanner sc=new Scanner(System.in);
    System.out.println("Enter the number ");
    n=sc.nextInt();

    switch(n%3)
    {
    case 0:
    switch(n%5)
    {
    case 0:
    System.out.println("Number is divisible by both 3 and 5 ");
    break;

    default:
    System.out.println("Number only divisible by 3 ");
    break;
    }

    break;
    default:
    switch(n%5)
    {
    case 0:
    System.out.println("Number is only Divisible by 5 ");
    break;
    default:
    System.out.println("Number is not divisible by both 3 and 5");
    break;
    }
    break;
    }
    sc.close();

    }
    }

    ReplyDelete
  47. package switchcase;
    import java.util.Scanner;
    public class GreatestnoConditional {

    public static void main(String[] args) {
    int a,b,c;
    Scanner sc= new Scanner(System.in);
    System.out.println("Enter 1st number");
    a=sc.nextInt();
    System.out.println("Enter 2nd number");
    b=sc.nextInt();
    System.out.println("Enter 3rd number");
    c=sc.nextInt();

    Object o = (a>b);
    switch(o.toString().charAt(0))
    {
    case't':

    Object o1 = (a>c);
    switch(o1.toString().charAt(0))
    {
    case 't':
    System.out.println("greatest number= "+a);
    break;

    default:
    System.out.println("greatest number= "+c);
    break;
    }
    break;
    default:
    Object o2 =(b>c);
    switch(o2.toString().charAt(0))
    {
    case 't':
    System.out.println("greatest number=" +b);
    break;
    default:
    System.out.println("greatest number="+c);
    break;

    }
    break;

    }
    sc.close();
    }

    }

    ReplyDelete
  48. package loops;
    import java.util.Scanner;
    public class Factorial {

    public static void main(String[] args) {
    int n,i,f=1;
    Scanner sc=new Scanner(System.in);
    System.out.println("Enter the number");
    n=sc.nextInt();

    i=1;

    while(i<=n)
    {
    f=(f*i);
    i++;


    }

    System.out.println(n+"!"+"="+f);
    sc.close();
    }

    }

    ReplyDelete
  49. Ankita Verma
    import java.util.Scanner;

    class Switch
    {
    public static void main(String[]args)
    {
    char ch;
    Scanner sc=new Scanner(System.in);
    System.out.println("enter your choice");
    ch=sc.next().charAt(0);
    switch(ch)
    {
    case 'y':
    case 'Y':
    System.out.println("Yes");
    break;

    case 'n':
    case 'N':
    System.out.println("No");
    break;
    case 'c':
    case 'C':
    System.out.println("Cancel");
    break;
    default:
    System.out.println("wrong answer");
    break;
    }
    }
    }

    ReplyDelete
  50. //yogesh seroke
    //even odd
    import java.util.Scanner;
    class evenodd
    {
    public static void main(String[]args)
    {
    Scanner sc=new Scanner(System.in);
    System.out.println("enter the value");

    int i=sc.nextInt();

    switch(i%2)
    {
    case 0:
    System.out.println("even");
    break;
    default:
    System.out.println("odd");
    break;
    }

    }
    }

    ReplyDelete
  51. //yogesh seroke
    //v and c
    import java.util.Scanner;
    class CheckVC
    {
    public static void main(String[]arg)
    {
    Scanner sc=new Scanner(System.in);
    System.out.println("enter the value");
    char x=sc.next().charAt(0);
    switch(x)
    {
    case 'a':
    case 'A':
    case 'e':
    case 'E':
    case 'i':
    case 'I':
    case 'o':
    case 'O':
    case 'u':
    case 'U':
    System.out.println("Vowel");
    break;
    default:
    System.out.println("consonent value");

    }
    }
    }

    ReplyDelete
  52. //yogesh seroke
    //greatest num
    import java.util.Scanner;
    class Greatnoo
    {
    public static void main(String[]arg)
    {
    Scanner sc=new Scanner(System.in);
    System.out.println("enter the value of a");
    int a=sc.nextInt();
    System.out.println("enter the value of b");
    int b=sc.nextInt();
    switch(a/b)
    {
    case 0:
    System.out.println("b is greater than a");
    break;
    default:
    System.out.println("a is greater than b");
    break;
    }
    }
    }

    ReplyDelete
  53. //yogesh seroke
    //divisible by 3 and 5
    import java.util.Scanner;
    class CheckDIV
    {
    public static void main(String[]arg)
    {
    Scanner sc=new Scanner(System.in);
    int a=3;
    switch(a%3)
    {
    case 0:
    switch(a%5)
    {
    case 0:
    System.out.println("divisible by both");
    break;
    default:
    System.out.println("only div by 3");
    break;
    }
    break;
    default:
    switch(a%5)
    {
    case 0:
    System.out.println("div by 5");
    break;
    default:
    System.out.println("not div by any");
    break;
    }
    break;
    }
    }
    }

    ReplyDelete
  54. //yogesh seroke
    //greatest from three num
    class Greatnoswitch
    {
    public static void main(String[]args)
    {
    int a=9, b=30, c=7;

    switch(a/b)
    {
    case 0:
    switch(b/c)
    {
    case 0:
    System.out.println("c is greater");
    break;
    default:
    System.out.println("b is greater");
    break;
    }
    break;
    default:
    switch(a/c)
    {
    case 0:
    System.out.println("c is greater");
    break;
    default:
    System.out.println("a is greater");
    break;
    }
    break;
    }
    }
    }

    ReplyDelete
  55. //yogesh seroke
    //yes no cancle
    import java.util.Scanner;
    class yesnocancle
    {
    public static void main(String[]arg)
    {
    Scanner sc=new Scanner(System.in);
    System.out.println("enter the value");
    char ch=sc.next().charAt(0);

    switch(ch)
    {
    case 'y':
    System.out.println("yes");
    break;
    case 'n':
    System.out.println("no");
    break;
    case 'c':
    System.out.println("cancle");
    break;
    default:
    System.out.println("something incorrect");
    break;
    }
    }
    }

    ReplyDelete
  56. //yogesh seroke
    //leapyear
    import java.util.Scanner;
    class leapyear
    {
    public static void main(String[]arg)
    {
    Scanner sc=new Scanner(System.in);
    System.out.println("enter the year");
    int year=sc.nextInt();

    switch(year%4)
    {
    case 0:
    System.out.println("leap year");
    break;
    default:
    System.out.println("this is not a leap year,..");
    }
    }
    }

    ReplyDelete
  57. //yogesh seroke
    //even odd
    import java.util.Scanner;
    class EO
    {
    public static void main(String[]arg)
    {
    Scanner sc=new Scanner(System.in);
    System.out.println("enter number...");
    int num=sc.nextInt();

    switch(num%2)
    {
    case 0:
    System.out.println("even");
    break;
    default:
    System.out.println("odd");
    break;
    }
    }
    }

    ReplyDelete
  58. WAP to check Greatest among three different numbers?

    class SwitchExample
    {
    public static void main(String args[])
    {
    int a=60,b=230,c=11;
    //System.out.println(""+ (a>b));
    Object o = a>b;
    switch(o.toString())
    {
    case "true":
    o = a>c;
    switch(o.toString())
    {
    case "true":
    System.out.println("a is greatest");
    break;
    default:
    System.out.println("c is greatest");
    break;
    }
    break;

    default:
    o = b>c;
    switch(o.toString())
    {
    case "true":
    System.out.println("b is greatest");
    break;
    default:
    System.out.println("c is greatest");
    break;
    }
    break;

    }


    }

    }

    ReplyDelete
  59. Sandeep kelwa

    The solution to this program:-
    class Greater
    {
    public static void main(String args[])
    {
    int a=20,b=100;
    switch(a/b)
    {
    case 0:
    System.out.println("b is greater");
    break;
    default:
    System.out.println("a is greater");
    break;

    }



    }

    }

    ReplyDelete
  60. import java.util.Scanner;
    class Calculator
    {
    public static void main(String args[])
    {
    Scanner sc=new Scanner(System.in);
    System.out.println("Enter No. 1=");
    int no1=sc.nextInt();
    System.out.println("Enter No. 2=");
    int no2=sc.nextInt();
    System.out.println("Selecte Symbol(+,-,*,/)");
    String sym=sc.next();
    int res;
    switch(sym)
    {
    case "+" : res=no1+no2;
    System.out.println("Addition is :"+res);
    break;
    case "-" : res=no1-no2;
    System.out.println("Subtraction is :"+res);
    break;
    case "*" : res=no1*no2;
    System.out.println("Multiplication is :"+res);
    break;
    case "/" : res=no1/no2;
    System.out.println("Divisionis :"+res);
    break;
    default : System.out.println("Invalid Symbole");
    break;
    }
    }
    }

    ReplyDelete
  61. import java.util.Scanner;
    class EvenOdd
    {
    public static void main(String args[])
    {
    Scanner sc=new Scanner(System.in);
    System.out.println("Enter your Number :");
    int no=sc.nextInt();
    switch(no%2)
    {
    case 0:
    System.out.println(" This no is Even");
    break;
    default:
    System.out.println("This no. is Odd");
    break;
    }
    }
    }

    ReplyDelete
  62. import java.util.Scanner;
    class Display11
    {
    public static void main(String args[])
    {
    Scanner sc=new Scanner(System.in);
    System.out.println("Enter your Charactore");
    char ch=sc.next().charAt(0);
    switch(ch)
    {
    case 'y':
    case 'Y':
    System.out.println("Yes");
    break;

    case 'n':
    case 'N':
    System.out.println("No");
    break;

    case 'c':
    case 'C':
    System.out.println("Cancel");
    break;

    default:
    System.out.println("wrong answer");
    break;
    }
    }
    }

    ReplyDelete
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