제출 #1005802

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1005802		Gray	곤돌라 (IOI14_gondola)	C++17	10 / 100	7 ms	2136 KiB

gondola

#include<bits/stdc++.h>
#include "gondola.h"
#define ll long long
#define ff first
#define ss second
#define ln "\n"

using namespace std;


int valid(int n, int inputSeq[])
{
  vector<ll> sn(n);
  ll trunk=-1;
  for (ll i=0; i<n; i++){
    if (inputSeq[i]<=n) {
      sn[i]=inputSeq[i];
      trunk=i;
    }
  }
  if (trunk==-1) return 1;
  ll init = inputSeq[trunk]-1;
  for (ll i=trunk-1; i>=0; i--){
    sn[i]=(--init+n)%n+1;
  }
  init=inputSeq[trunk]-1;
  for (ll i=trunk+1; i<n; i++){
    sn[i]=(++init)%n+1;
  }
  for (ll i=0; i<n; i++){
    if (inputSeq[i]<=n and inputSeq[i]!=sn[i]) return 0;
  }
  return 1;
}

//----------------------

int replacement(int n, int gondolaSeq[], int replacementSeq[])
{
  return -2;
}

//----------------------

int countReplacement(int n, int inputSeq[])
{
  return -3;
}

• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 0 / 10
• Subtask 4: 0 / 5
• Subtask 5: 0 / 10
• Subtask 6: 0 / 20
• Subtask 7: 0 / 5
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• Subtask 10: 0 / 10