Submission #276301

#	Time	Username	Problem	Language	Result	Execution time	Memory
276301		amiratou	Gondola (IOI14_gondola)	C++14	20 / 100	20 ms	1920 KiB

gondola

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

int val[100005],here[250005];

int valid(int n, int inputSeq[])
{
	int idx=-1;
	for (int i = 0; i < n; ++i){
		if(here[inputSeq[i]])return 0;
		here[inputSeq[i]]=1;
		if(inputSeq[i]<=n)idx=i;
	}
	if(idx==-1)return 1;
	int h=inputSeq[idx];
	for (int i = 0; i < n; ++i)
		val[(idx+i)%n]=((h-1+i)%n)+1;
	for (int i = 0; i < n; ++i)
		if(inputSeq[i]<=n && inputSeq[i]!=val[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: 10 / 10
• Subtask 4: 0 / 5
• Subtask 5: 0 / 10
• Subtask 6: 0 / 20
• Subtask 7: 0 / 5
• Subtask 8: 0 / 15
• Subtask 9: 0 / 15
• Subtask 10: 0 / 10