제출 #919033

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
919033		TIN	평균 (COCI14_prosjek)	C++17	50 / 50	1 ms	348 KiB

prosjek

#include <bits/stdc++.h>

using namespace std;

#define FNAME "test"

typedef long long ll;

const int N = 105;

int n;
ll sum = 0;
ll B[N], A[N];

void Task() {
	ios_base::sync_with_stdio(false);
	cin.tie(0); cout.tie(0);
	cout << fixed << setprecision(9);
	if (fopen(FNAME".inp","r")) {
		freopen(FNAME".inp","r",stdin);
		freopen(FNAME".out","w",stdout);
	}
}

void Solve() {
	//Your Code
	cin >> n;
	for (int i = 1; i <= n; i++) {
		cin >> B[i];
		A[i] = B[i] * i - sum;
		sum += A[i];
	}
	for (int i = 1; i <= n; i++) cout << A[i] << " ";
}

int main() {
	Task();
	Solve();
	cerr << "\nTime run: " << 1000*clock()/CLOCKS_PER_SEC << "ms";
	return 37^37;
}

컴파일 시 표준 에러 (stderr) 메시지

prosjek.cpp: In function 'void Task()':
prosjek.cpp:20:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   20 |   freopen(FNAME".inp","r",stdin);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~
prosjek.cpp:21:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   21 |   freopen(FNAME".out","w",stdout);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

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