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
# include <stdio.h>
int main()
{
int a, b;
while(scanf("%d%d", &a, &b)!=EOF)
printf("%d\n", a+b);
return 0;
}