제출 #968519

#제출 시각아이디문제언어결과실행 시간메모리
968519duckindogBoxes with souvenirs (IOI15_boxes)C++17
10 / 100
1 ms460 KiB
#include <bits/stdc++.h>

using namespace std;

#ifndef LOCAL
#include "boxes.h"
#endif

long long delivery(int n, int k, int l, int p[]) {
  if (k == 1 || k == n) { 
    long long answer = 0;
    for (int i = 0; i < n; ++i) answer += min(p[i], l - p[i]);
    if (k == 1) return answer << 1;
    return min(1ll * l, answer << 1);
  }
}

#ifdef LOCAL
const int N = 10'000'000 + 10;
int n, k, l;
int p[N];

int32_t main() { 
  cin.tie(0)->sync_with_stdio(0);

  cin >> n >> k >> l;
  for (int i = 0; i < n; ++i) cin >> p[i];

  cout << delivery(n, k, l, p) << "\n";
}
#endif

컴파일 시 표준 에러 (stderr) 메시지

boxes.cpp: In function 'long long int delivery(int, int, int, int*)':
boxes.cpp:16:1: warning: control reaches end of non-void function [-Wreturn-type]
   16 | }
      | ^
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