HDU Online Teaching ACM Steps 1.1.2 A+B for Input-Output Practice (II)

#include<stdio.h>

int main()
{
  int a,b,n;
  scanf("%d",&n);
  while(n--)
  {
    scanf("%d %d",&a,&b);
    printf("%d\n",a+b);
  }
  return 0;
}