public class EvenNumbers {
    public static void main(String[] args) {
        int i = 2;
        while (i <= 10) {
            System.out.println(i);
            i += 2;
        }
    }
}Output:
2,4,6,8,10
EXAMPLE2:
public class ReverseEvenNumbers {
    public static void main(String[] args) {
        int i = 10;
        while (i >= 2) {
            System.out.println(i);
            i -= 2;
        }
    }
}Output:
10,8,6,4,2
Example3:
package While;
public class RverseMultipleThree { 
    public static void main(String[] args) {
        int i = 15;
        while (i >= 3) {
            System.out.println(i);
            i -= 3;
        }
    }
}Output:
15,12,9,6,3
Example4:
package While;
public class MutipleThree {
    public static void main(String[] args) {
        int i = 3;
        while (i <= 15) {
            System.out.println(i);
            i += 3;
        }
    }
}Output:
3,6,9,12,15
Example5:
package While;
public class Number {
    public static void main(String[] args) {
        int a = 7;
        int b = 10;
        while (a <= 10 && b <= 13) {
            System.out.print(a + "," + b);
            if (a < 10 && b < 13) {
                System.out.print(",");
            }
            a = a + 1;
            b = b + 1;
        }
    }
}Output:
7,10,8,11,9,12,10,13
Example6:
package While;
public class Number2 { 
    public static void main(String[] args) {
        int a = 10;
        while (a <= 50) {
            System.out.print(a); 
          if (a < 50) {
                System.out.print(",");
            }
            a += 10;
        }
    }
}Output:
10,20,30,40,50
Example7:
package While;
public class Number3 {
     public static void main(String[] args) {
            int a = 90; 
            while (a >= 15) {
                System.out.print(a);
                if (a > 15) {
                    System.out.print(",");
                }
                a -= 15;
            }
        }
}Output:
90,75,60,45,30,15
Example8:
package While;
public class Number4 { 
    public static void main(String[] args) {
        int a = 36; 
        while (a >= 24) { 
            if (a != 32 && a != 26) { // Skip 32 and 26
                System.out.print(a);
            if (a > 24) {
                System.out.print(",");
            }
            }  
            a -= 2;
        }    
    }
}Output:
36,34,30,28,24