A+B for Input-Output Practice (VII)

Problem Description

Your task is to Calculate a + b.

 

Input

The input will consist of a series of pairs 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, and followed by a blank line. 

 

Sample Input

1 5
10 20

 

Sample Output

6

30
 

 

Author

lcy

 

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#include<iostream>
#include<cstdio>
using namespace std;
int main()
{
    int a,b;
    while(scanf("%d%d",&a,&b)!=EOF)
    {
        printf("%d\n\n",a+b);
    }
    return 0;
}