Submission #611818

#	Time	Username	Problem	Language	Result	Execution time	Memory
611818		Shithila	Ancient Books (IOI17_books)	C++14	Compilation error	0 ms	0 KiB

books

#include "books.h"

long long minimum_walk(std::vector<int> p, int s) {
	int len=p.size();
	int correct=true;
	int count=0;
	for(int i=len-1;len>0;len--)
	{
		if(p[i]!=i)
		{
			correct=false;
			break;
		}
		count++;
	}
	if(correct==true) return 0;
	else
	{
		int ans=n-count-1;
		ans=ans+ans;
		return ans;
	}
}

Compilation message (stderr)

books.cpp: In function 'long long int minimum_walk(std::vector<int>, int)':
books.cpp:19:11: error: 'n' was not declared in this scope
   19 |   int ans=n-count-1;
      |           ^