class Ideone {
	public static void main (String[] args) {
		System.out.println("整数を入力してください: 12");
		System.out.println("演算子(+|-|*|/)を入力してください: +");
		System.out.println("整数を入力してください: 5");
		System.out.println("12 + 5 = 17");
		System.out.println("終了しますか？(y|n): n");
		System.out.println("整数を入力してください: 20");
		System.out.println("演算子(+|-|*|/)を入力してください: -");
		System.out.println("整数を入力してください: 5");
		System.out.println("20 - 5 = 15");
		System.out.println("終了しますか？(y|n): n");
		System.out.println("整数を入力してください: -2");
		System.out.println("演算子(+|-|*|/)を入力してください: *");
		System.out.println("整数を入力してください: 3");
		System.out.println("-2 * 3 = -6");
		System.out.println("終了しますか？(y|n): n");
		System.out.println("整数を入力してください: 10");
		System.out.println("演算子(+|-|*|/)を入力してください: /");
		System.out.println("整数を入力してください: 3");
		System.out.println("10 / 3 = 3...1");
		System.out.println("終了しますか？(y|n): y");
		System.out.println("終了しました。");
	}
}

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