1000 A + B Problem

1000 A + B Problem

Problem Description

Calculate A + B.

Input

Each line will contain two integers A and B. Process to end of file.

Output

For each case, output A + B in one line.

Sample Input

1 1

Sample Output

2

Code

#include
using namespace std;

int main()
{
    int a,b;
    while(cin>>a>>b)
        cout<<a+b<<endl;
    return 0;
}