Submission #1325897

#	Time	Username	Problem	Language	Result	Execution time	Memory
1325897		crispxx	Gondola (IOI14_gondola)	C++20	20 / 100	31 ms	4640 KiB

gondola

#include "gondola.h"

#include <bits/stdc++.h>

using namespace std;

using ll = long long;

int valid(int n, int s[]) {
	set<int> st(s, s + n);
	
	if( (int)st.size() != n ) return false;
	
	st.clear();
	
	for(int i = 0; i < n; i++) {
		s[i]--;
		
		if(s[i] < n) {
			st.emplace((i - s[i] + n) % n);
		}
	}
	
	return (int)st.size() <= 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