代码

#include <stdio.h>

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

评测结果