import java.util.Scanner;

class Sep12 {
	public static void main(String[] args) {

		String name = "Joe";
		char middleInitial = 'E';
		double gpa = 3.4;

		System.out.printf("%s %c: %.1f\n", name, middleInitial, gpa); 

		Scanner kb =  new Scanner(System.in);

		System.out.print("Enter two integers separated by a space: ");
		int val1 = kb.nextInt();
		int val2 = kb.nextInt();

		System.out.printf("val1: %d, val2: %d\n", val1, val2); 		

		// if, else if, else blocks

		String result = "";

		if (val1 == val2) {
			result = "val1 is equal to val2";
		}
		else if (val1 > val2) {
			result = "val1 is greater than val2";
		}
		else {
			result = "val1 is less than val2";
		}
		System.out.println(result);

		// compound boolean expressions

		if (val1 == 0 || val2 == 0) {
			result = "at least one is zero";
			System.out.println(result);
		}

		if (val1 == 0 && val2 == 0) {
			result = "both are zero";
			System.out.println(result);
		}

		if (!(val1 == 0 || val2 == 0)) {
			result = "neither is zero ";
			System.out.println(result);
		}


	}
}