Submission #1052973

#	Time	Username	Problem	Language	Result	Execution time	Memory
1052973		abczz	Ancient Books (IOI17_books)	C++17	0 / 100	1 ms	348 KiB

books

#include "books.h"
#include <iostream>
#define ll long long

using namespace std;

long long minimum_walk(std::vector<int> p, int s) {
	ll n = p.size(), f = 0, mx = 0;
	for (int i=0; i<n; ++i) {
		f += abs(i-p[i]);
	}
	for (int i=0; i<n; ++i) {
		mx = max(mx, (ll)p[i]);
		if (mx == i) f += 2;
	}
	f -= 2;
	return f;
}

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