Submission #1074401

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;

int t;

int main() {
	freopen("input.txt", "r", stdin);
	//	freopen("output.txt", "w", stdout);
//	ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);

	cin >> t;
	long long hold = 0, res = 0;
	for (int i = 0; i < t; ++i) {
		int a, b;
		cin >> a >> b;
		a += hold;
		while (a % b != 0) {
			hold++;
			a++;
			res++;
		}
	}
	cout << res << endl;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:7:34: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result]
  freopen("input.txt", "r", stdin);
                                  ^

Judge Result