Learning Addition

问题及代码：

import java.util.Scanner;public class first {/** * @param args */public static void main(String[] args) {// TODO Auto-generated method stubint num1 = (int) (System.currentTimeMillis() % 100);int num2 = (int) (System.currentTimeMillis() % 100);Scanner cin = new Scanner(System.in);System.out.println("What is " + num1 + "+" + num2 + "?");int ans = cin.nextInt();System.out.println(+num1 + "+" + num2 + "=" + ans + "  is "+ ((num1 + num2) == ans));}}

运行结果：