제출 #213303

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
213303		arman_ferdous	선물상자 (IOI15_boxes)	C++14	컴파일 에러	0 ms	0 KiB

boxes

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

using ll = long long;

long long delivery(int n, int k, int l, int p[]) {
  n = _n, k = _k, l = _l;
  ll dp1[n + 1], dp2[n + 1];
  dp1[0] = dp2[0] = 0;
  for(int i = 1; i <= n; i++) {
    dp1[i] = 2ll * p[i - 1] + (i - k >= 0 ? dp1[i - k] : 0);
    dp2[i] = 2ll * (l - p[n - i]) + (i - k >= 0 ? dp2[i - k] : 0);
  }
  ll ans = 1e18;
  for(int i = 0; i <= n; i++) {
    ans = min(ans, dp1[i] + dp2[n - i]);
    if(n - i - k >= 0) 
      ans = min(ans, dp1[i] + dp2[n - i - k] + l);
  }
  return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

boxes.cpp: In function 'long long int delivery(int, int, int, int*)':
boxes.cpp:8:7: error: '_n' was not declared in this scope
   n = _n, k = _k, l = _l;
       ^~
boxes.cpp:8:7: note: suggested alternative: 'n'
   n = _n, k = _k, l = _l;
       ^~
       n
boxes.cpp:8:15: error: '_k' was not declared in this scope
   n = _n, k = _k, l = _l;
               ^~
boxes.cpp:8:15: note: suggested alternative: 'k'
   n = _n, k = _k, l = _l;
               ^~
               k
boxes.cpp:8:23: error: '_l' was not declared in this scope
   n = _n, k = _k, l = _l;
                       ^~
boxes.cpp:8:23: note: suggested alternative: 'l'
   n = _n, k = _k, l = _l;
                       ^~
                       l