代码

#include <bits/stdc++.h>
using namespace std;
int ffread() {
	int x=0,f=1;
	char c=getchar();
	while(c>'9'||c<'0') {
		if(c=='-')f=-1;
		c=getchar();
	}
	while(c>='0'&&c<='9') {
		x=(x<<1)+(x<<3)+(c^48);
		c=getchar();
	}
	return x*f;
}
int main() {
	int n;
	scanf("%d", &n);
	for (int i = 1; i <= n; i++) {
		printf("%d\n",ffread()+ffread());
	}
	return 0;
}

评测结果