public class DemoBool {
	public static void main(String[] args) {
		boolean b = false;	//or true
		System.out.println(b);

		int i = 10;
		int j = 20;

		//Save the relationship of i and j for later use.
		b = (i < j);	//parentheses unnecessary
		System.out.println(b);

		if (b) {	//or if (!b) {
			System.out.println("i was less than j.");
		}
	}
}