Submission #804469

#	Time	Username	Problem	Language	Result	Execution time	Memory
804469		Benmath	Ancient Books (IOI17_books)	C++14	0 / 100	1 ms	212 KiB

books

#include "books.h"

#include <bits/stdc++.h>

using namespace std;
long long minimum_walk(std::vector<int> p, int s) {
	long long int sum=0;
	int n=p.size();
	int vis[n];
	for(int i=0;i<n;i++){
	    vis[i]=0;
	}
long long	int sad=0;
	for(int i=0;i<n;i++){
	    if(vis[i]==0 and i!=p[i]){
	        sad=i;
	        int i1=i;
	        int t1=0;
	        long long int iduci=p[i];
	        long long int tren=i;
	        while(t1==0){
	            sum=sum+abs(iduci-tren);
	            vis[tren]++;
	            tren=iduci;
	            iduci=p[tren];
	            if(tren==i1){
	                break;
	            }
	        }
	    }
	}
	sum=sum+2*sad;
	return sum;
}

• Subtask 1: 0 / 12
• Subtask 2: 0 / 10
• Subtask 3: 0 / 28
• Subtask 4: 0 / 20
• Subtask 5: 0 / 30