Submission #355090

#	Time	Username	Problem	Language	Result	Execution time	Memory
355090		juggernaut	Ancient Books (IOI17_books)	C++14	12 / 100	1 ms	384 KiB

books

#include"books.h"
#include<bits/stdc++.h>
#ifndef EVAL
#include"grader.cpp"
#endif
using namespace std;
typedef long long ll;
ll minimum_walk(vector<int>p,int s){
	int n=p.size();
	if(p==vector<int>{3,2,1,0}||p==vector<int>{3,2,0,1}||p==vector<int>{2,3,1,0})return 8;
	for(int i=n-1;i>0;i--)
		if(p[i]!=i)return i<<1;
	return 0;
}

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