HDU 1090 A+B for InputOutput Practice (II)

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

 

题意：输入一个整数，表示测试数据的组数，每组两个整数，输出这两个整数的和。

分析：while（n--）。

AC源代码（C语言）：

#include<stdio.h>
int main()
{
 int a,b,n;
 scanf("%d",&n);
 while(n--)
 {
  scanf("%d%d",&a,&b);
  printf("%d\n",a+b) ;
 }
 return 0；
}

2013-01-24