제출 #1135707

#제출 시각아이디문제언어결과실행 시간메모리
1135707Ak_16곤돌라 (IOI14_gondola)C++20
20 / 100
8 ms1352 KiB
#include <iostream>
#include "gondola.h"
using namespace std;



int b[300005];
int cnt[300005];

int valid(int n, int a[]){
  int cn=0;
  
  int bruh=0;
  int sp;
  for(int i=0; i<n; i++){
    cnt[a[i]]++; if(cnt[a[i]]>1){bruh=1;}
    if(a[i]<=n){cn++; sp = i;}
  }
  
  if(bruh==1){return 0;}
  if(cn==0){return 1;}
  
  else {
    
    for(int i=0; i<n; i++){
      b[(2*n+a[sp]-sp+i-1)%n] = a[i];
    }
    
    int bru=0;
    
    for(int i=0; i<n; i++){
      if(b[i]<=n&&b[i]!=i+1){bru=1;}
    }
    
    return (1-bru);
  }
}

int replacement(int n, int a[], int c[]){
  return 0;
}

int countReplacement(int n, int a[]){
  return 0;
}

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