代码

#include <iostream>
#include <iomanip>
#include <cstdio>
#include <cstring>
#include <string>
#include <cmath>
#include <cstdlib>
#include <algorithm>
#include <fstream>
#include <stack>
#include <queue>
#include <vector>
#include <cctype>
#include <map>
#include <bitset>

typedef long long LL;
typedef unsigned long long uLL;
using namespace std;

void OJ()
{
#ifdef ONLINE_JUDGE
	freopen("holsteins.in", "r", stdin);
	freopen("holsteins.out", "w", stdout);
#endif
}

const int INF = 0x3f3f3f3f;
const int arrSize = 1e7;

int main()
{
	LL n, a, b;
	cin >> n;
	for (size_t i = 0; i < n; i++)
	{
		scanf("%lld%lld", &a, &b);
		printf("%lld", a + b);
	}
	return 0;
}

评测结果