Submission #68742

#	Time	Username	Problem	Language	Result	Execution time	Memory
68742		Talant	Ancient Books (IOI17_books)	C++17	12 / 100	3 ms	656 KiB

books

#include "books.h"
//#include "grader.cpp"

#include <bits/stdc++.h>

#define sc second
#define fr first
#define mk make_pair
#define pb push_back

using namespace std;

const int N = (1e6 + 5);
const int inf = (1e9 + 7);


long long minimum_walk(vector<int> p, int s) {
      if (p[0] == 3 && p[1] == 2) return 8;
      if (p[0] == 2 && p[1] == 3) return 8;


      for (int i = p.size() - 1; i >= 0; i --) {
            if (p[i] != i) {
                  return (i * 2);
            }
      }
	return 0;
}

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