Submission #1082432

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1082432	2024-08-31 10:44:31	Valaki2	Ancient Books (IOI17_books)	C++14	50 / 100	77 ms	22776 KiB

books

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#include "books.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
ll minimum_walk(vector<signed> p, signed s) {
  int n = (int) p.size();
  vector<int> v(1 + n, 0);
  for(int i = 1; i <= n; i++) {
    v[i] = p[i - 1] + 1;
  }
  s++;
  ll ans = 0;
  vector<int> cnt(1 + n, 0);
  for(int i = 1; i <= n; i++) {
    ans += abs(i - v[i]);
    int a = i, b = v[i];
    if(a > b) {
      swap(a, b);
    }
    cnt[a]++;
    cnt[b]--;
  }
  int k = 0;
  for(int i = 1; i <= n; i++) {
    if(v[i] != i) {
      k = i;
    }
  }
 
 
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• Subtask 1: 12 / 12
• Subtask 2: 10 / 10
• Subtask 3: 28 / 28
• Subtask 4: 0 / 20
• Subtask 5: 0 / 30