A+B for Input-Output Practice (II)

A+B for Input-Output Practice (II)

Problem Description

Your task is to Calculate a + b.

Input

Your task is to Calculate a + b.

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.

Example Input

2
1 5
10 20

Example Output

6
30

代码：

#include <stdio.h>
#include <stdlib.h>

int main()
{
int a, b, sum, i, n;
scanf("%d", &n);
for(i = 1; i <= n; i++)
{
scanf("%d%d", &a, &b);
sum = a + b;
printf("%d\n", sum);
}
return 0;
}