HDU 1090 JAVA

Problem Description
Your task is to Calculate a + b.

Input
Input contains an integer N in the first line, and then N lines follow. Each line consists of a pair of integers a and b, separated by a space, one pair of integers per line.

Output
For each pair of input integers a and b you should output the sum of a and b in one line, and with one line of output for each line in input.

Sample Input
2
1 5
10 20

Sample Output
6
30

import java.util.*;class Main{    public static void main(String args[]){    Scanner sc = new Scanner(System.in);    int n = sc.nextInt();    while(n>0){        int a = sc.nextInt();        int b = sc.nextInt();        System.out.println(a+b);        n--;    }    }}