Submission #896766

#	Time	Username	Problem	Language	Result	Execution time	Memory
896766		LCJLY	Gondola (IOI14_gondola)	C++14	20 / 100	17 ms	6216 KiB

gondola

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

int valid(int n, int arr[]){
	unordered_set<int>se;
	bool amos=true;
	deque<int>d;
	int mini=INT_MAX;
	for(int x=0;x<n;x++){
		if(se.find(arr[x])!=se.end()) amos=false;
		se.insert(arr[x]);
		if(arr[x]<=n){
			d.push_back(arr[x]);
			mini=min(mini,arr[x]);
		}	
	}
	
	int ptr=1;
	for(int x=1;x<=n;x++){
		if(se.find(x)==se.end()){
			if(se.find(ptr+n)==se.end()) amos=false;
			ptr++;
		}
	}
	
	if(!d.empty()){
		while(d.front()!=mini){
			d.push_front(d.back());
			d.pop_back();
		}
		
		for(int x=1;x<(int)d.size();x++){
			if(d[x]<d[x-1]) amos=false;
		}
	}
	
	return amos;
}

int replacement(int n, int gondolaSeq[], int replacementSeq[]){
	return 0;
}

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

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

• 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