제출 #1019502

#제출 시각아이디문제언어결과실행 시간메모리
1019502pccGondola (IOI14_gondola)C++17
20 / 100
28 ms5236 KiB
#include "gondola.h"
#include <bits/stdc++.h>
using namespace std;

int valid(int n, int arr[]){
	int cen = -1;
	set<int> st;
	for(int i = 0;i<n;i++){
		if(arr[i]<=n)cen = i;
		if(st.find(arr[i]) != st.end())return false;
		st.insert(arr[i]);
	}
	if(cen == -1)return true;
	int c = arr[cen];
	while(cen<n){
		if(arr[cen] != c&&arr[cen]<=n)return false;
		c++;
		if(c>n)c -= n;
		cen++;
	}
	cen = 0;
	while(cen<n){
		if(arr[cen] != c&&arr[cen]<=n)return false;
		c++;
		if(c>n)c -= n;
		cen++;
	}
	return true;
}

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

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

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

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