Submission #797386

#	Time	Username	Problem	Language	Result	Execution time	Memory
797386		WongChun1234	The Big Prize (IOI17_prize)	C++14	20 / 100	1 ms	336 KiB

prize

#include "prize.h"
#include<bits/stdc++.h>
using namespace std;
int l,r,mid;

int find_best(int n) {
	l=0,r=n-1;
	while (l<r){
		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 max(0,min(l,n-1));
}

• Subtask 1: 20 / 20
• Subtask 2: 0 / 80