Problem Description
Your task is to Calculate a + b.
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Input
Input contains multiple test cases. Each test case contains a pair of integers a and b, one pair of integers per line. A test case containing 0 0 terminates the input and this test case is not to be processed.
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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.
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Sample Input
1 5 10 20 0 0 |
Sample Output
6 30 |
#include <stdio.h>
int main(void)
{
int a, b;
scanf("%d%d", &a, &b);
while(a != 0 || b != 0)
{
printf("%d\n", a + b);
scanf("%d%d", &a, &b);
}
return 0;
}