제출 #64885

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
64885		Talant	선물상자 (IOI15_boxes)	C++17	10 / 100	2 ms	376 KiB

boxes

#include "boxes.h"
//#include "grader.cpp"

#include <bits/stdc++.h>

#define mk make_pair
#define sc second
#define fr first
#define pb push_back

using namespace std;

const int N = (1e6 + 5);
const int inf = (1e9 + 7);

long long ans;

long long delivery(int N, int K, int L, int p[]) {
      if (K == 1) {
            for (int i = 0; i < N; i ++)
                  ans += min(p[i] * 2,(L - p[i]) * 2);
      }
      else if (K == N) {
            ans = L;
            for (int i = 0; i < N; i ++)
                  ans = min(ans,(long long)(p[i] * 2 + (L - p[i + 1]) * 2));
            ans = min(ans,(long long)(L - p[0]) * 2);
            ans = min(ans,(long long)(p[N - 1] * 2));
      }
      return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

boxes.cpp: In function 'long long int delivery(int, int, int, int*)':
boxes.cpp:18:48: warning: declaration of 'N' shadows a global declaration [-Wshadow]
 long long delivery(int N, int K, int L, int p[]) {
                                                ^
boxes.cpp:13:11: note: shadowed declaration is here
 const int N = (1e6 + 5);
           ^

• Subtask 1: 10 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 15
• Subtask 4: 0 / 15
• Subtask 5: 0 / 20
• Subtask 6: 0 / 30