제출 #814548

#제출 시각아이디문제언어결과실행 시간메모리
814548Dan4LifeThe Big Prize (IOI17_prize)C++17
20 / 100
1 ms292 KiB
#include "prize.h"
#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> a = ask(mid);
		if(a[0]+a[1]==0) return mid;
		if(a[0]) r=mid-1;
		else l=mid+1;
	}
	return l;
}
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