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

 

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1 #include 
     
       2 using namespace std; 3 int main() 4 { 5     int n,a,b; 6     cin >> n; 7     for (int i=1;i<=n;i++) 8     { 9         cin >> a >> b;10         cout << a+b << endl;11     }12     return 0;13 }