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

 

Sample Output

 

Author

lcy

 

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#include<iostream>

#include<cstdio>

using namespace std;

int main()

{

    int a,b,n;

    scanf("%d",&n);

    while(n--)

    {

        scanf("%d%d",&a,&b);

        printf("%d\n",a+b);

    }

    return 0;

}