Submission #42953

#	Time	Username	Problem	Language	Result	Execution time	Memory
42953		MatheusLealV	Ancient Books (IOI17_books)	C++14	0 / 100	2 ms	580 KiB

books

#include <bits/stdc++.h>
#define N 501
using namespace std;
typedef long long ll;

int n, s, ans[1000050];

ll minimum_walk(vector<int> v, int s_)
{
    ll sum = 0, last = 0;

    n = v.size(), s = s_;

    for(int i = 0; i < n; i++)
    {
        while(v[i] != i)
        {
            swap(v[i], v[v[i]]);

            sum += abs(v[v[i]] - v[i]);

            last = min(v[i], v[v[i]]);
        }

        sum ++;
    }

    return sum + last - 1;
}

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