//  == (equal to), != (not equal to), >  (greater than), <  (less than)
//  >= (greater than or equal to), <= (less than or equal to)
//  && (AND), || (OR), ! (NOT)

public class ComparisonsAndLogicalOperations {
    public static void main(String[] args) {
        int x = 10;
        int y = 5;
        int z = 20;

        boolean xLessThanY = x < y;
        if (x == 10) {
            System.out.println("x is equal to 10");
        }
        if (x != y) {
            System.out.println("x is not equal to y");
        }
        if (x > y) {
            System.out.println("x is greater than y");
        }
        if (x < z) {
            System.out.println("x is less than z");
        }
        if (x >= 10) {
            System.out.println("x is greater than or equal to 10");
        }
        if (x <= 10) {
            System.out.println("x is less than or equal to 10");
        }


        if (x == 10 && y == 5) {
            System.out.println("x is 10 and y is 5");
        }
        if (x > y && x == 10) {
            System.out.println("x is greater than y and x is 10");
        }
        if (xLessThanY || y == 5) {
            System.out.println("either x is less than y, or y is 5 (or both)");
        }
        if (!(xLessThanY) && y == 5) {
            System.out.println("x is not less then y and y is 5");
        }
    }
}