ZZULIOJ 1000: 整数a+b Java

http://acm.zzuli.edu.cn/problem.php?id=1000

//package com.company;
import java.util.*;
public class Main {

    public static void main(String[] args) {
        Scanner cin=new Scanner(System.in);
        int a=cin.nextInt();
        int b=cin.nextInt();
        System.out.printf("%d\n",a+b);

    }
}