제출 #638384

#제출 시각아이디문제언어결과실행 시간메모리
638384ggoh곤돌라 (IOI14_gondola)C++14
20 / 100
14 ms1364 KiB
#include<gondola.h>
#include<bits/stdc++.h>
using namespace std;
typedef long long lint;

int valid(int n, int inputSeq[])
{
  vector<int>check(n+1);
  vector<int>copy(n);
  for(int i=0;i<n;i++)
  {
    copy[i]=inputSeq[i];
    if(inputSeq[i]<=n)check[inputSeq[i]]=i+1;
  }
  sort(copy.begin(),copy.end());
  for(int i=0;i<n;i++)if(copy[i]==copy[i+1])return 0;
  int c=0,ans=1,pos,t;
  for(int i=1;i<=n;i++)
  {
    if(check[i])
    {
      if(!c)c=i,pos=check[i];
      else
      {
        t=check[i]-pos;
        if(t<=0)t+=n;
        if(t!=i-c)ans=0;
      }
    }
  }
  return ans;
}
 
 
int replacement(int n, int gondolaSeq[], int replacementSeq[])
{
  return -2;
}
 
 
int countReplacement(int n, int inputSeq[])
{
  return -3;
}
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