Count total image of web pages using selenium Web Driver

package basicexample;

import java.util.List;
import org.openqa.selenium.By;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.chrome.ChromeDriver;
public class GetTextExample {
public static void main(String[] args) {
System.setProperty("webdriver.chrome.driver", "c://chromedriver.exe");
WebDriver driver = new ChromeDriver();
driver.get("https://shivaconceptsolution.com/");
List<WebElement> ele = driver.findElements(By.tagName("img"));
        for(WebElement o:ele)
        {
       String s=o.getAttribute("src");
       int bg = s.lastIndexOf("/");
       String img = s.substring(bg+1);
       System.out.println(img);
        }
}

}