Submission #507583

#TimeUsernameProblemLanguageResultExecution timeMemory
507583HanksburgerThe Big Prize (IOI17_prize)C++17
Compilation error
0 ms0 KiB
#include <bits/stdc++.h>
using namespace std;
int find_best(int N)
{
	int L=0, R=N-1;
	while (L<R)
	{
		int mid=(L+R)/2;
		vector<int> res=ask(mid);
		if (res[0])
			R=mid-1;
		else if (res[1])
			L=mid+1;
		else
			return mid;
	}
	return L;
}

Compilation message (stderr)

prize.cpp: In function 'int find_best(int)':
prize.cpp:9:19: error: 'ask' was not declared in this scope
    9 |   vector<int> res=ask(mid);
      |                   ^~~