Submission #1227833

#	Time	Username	Problem	Language	Result	Execution time	Memory
1227833		PlayVoltz	Gondola (IOI14_gondola)	C++20	20 / 100	23 ms	4936 KiB

gondola

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

int ooga[100005];

void init(int n, int vect[]){
	int a=0;
	for (int i=0; i<n; ++i)if (vect[i]<=n){
		a=(vect[i]-1-i+n)%n;
		break;
	}
	for (int i=0; i<n; ++i)ooga[(i+a)%n]=vect[i];
	for (int i=0; i<n; ++i)vect[i]=ooga[i];
}

int valid(int n, int vect[]){
	set<int> s;
	for (int i=0; i<n; ++i)s.insert(vect[i]);
	if (s.size()!=n)return 0;
	init(n, vect);
	for (int i=0; i<n; ++i)if (vect[i]<=n&&vect[i]-1!=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