week102

week102_myclass.java

package week102;

public class MyClass {

	public static void main(String[] args) {
		// TODO 自動生成されたメソッド・スタブ
		int a, b;
		String str1, str2;

		a = 1;
		b = 2;

		str1 = "Hello, ";
		str2 = "World!";

		System.out.printf("%d\n", a+ b);
		System.out.printf("%s\n", str1 + str2);

		System.out.println(str1 + str2);
		System.out.println(a + str1 + b + str2);

		int[] test;
		test = new int[5];

		test[0] = 80;
		test[1] = 60;
		test[2] = 22;
		test[3] = 50;
		test[4] = 75;

		for (int i = 0; i < test.length; i++) {
			System.out.println(i + ": " + test[i]);
		}

		int sum_num = 0;

		for (int i = 0; i < test.length; i++) {
			sum_num += test[i];
		}

		System.out.println("合計は" + sum_num);

		int max_num = 0;

		for (int i = 0; i < test.length; i++) {
			max_num = Math.max(max_num, test[i]);
		}

		System.out.println("最大値は" + max_num);
	}

}