Submission #1048437

#	Time	Username	Problem	Language	Result	Execution time	Memory
1048437		pcc	Ancient Books (IOI17_books)	C++17	12 / 100	0 ms	348 KiB

books

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

#define ll long long
const int mxn = 1e6+10;
int N;

long long minimum_walk(std::vector<int> p, int s) {
	ll ans = 0;
	N = p.size();
	for(int i = 0;i<N;i++)ans += abs(p[i]-i);
	for(int i = 0;i<N;i++){
		if(i != p[i]){
			ans += i<<1;
			break;
		}
	}
	return ans;
}

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