public class Ex09_1 {
	public static void main(String[] args) {
		int x, y, z;

		x = 24;
		y = 5;

//		z = x + y;
		z = addxy(x, y);
		System.out.println(" " + x + " + " + y + " = " + z);

		z = difxy(x, y);
		System.out.printf(" %2d - %2d = %4d\n", x, y, z);

		z = mulxy(x, y);
		System.out.printf(" %2d * %2d = %4d\n", x, y, z);

		z = modxy(x, y);
		System.out.printf(" %2d %% %2d = %4d\n", x, y, z);
	}

	/* 足し算をするメソッド */
	public static int addxy(int X, int Y) {
		int Z;
		Z = X + Y;
		return (Z);
	}

	/* 引き算をするメソッド */
	public static int difxy(int X, int Y) {
		int Z;
		Z = X - Y;
		return (Z);
	}

	/* 掛け算をするメソッド */
	public static int mulxy(int X, int Y) {
		int Z;
		Z = X * Y;
		return (Z);
	}

	/* 剰余を計算するメソッド */
	public static int modxy(int X, int Y) {
		int Z;
		Z = X % Y;
		return (Z);
	}
}