제출 #982906

#제출 시각아이디문제언어결과실행 시간메모리
982906HappyCapybara커다란 상품 (IOI17_prize)C++17
20 / 100
48 ms600 KiB
#include "prize.h"
#include<bits/stdc++.h>
using namespace std;

int find_best(int n) {
	int l = 0, r = n;
	for (int i = 0; i < 500; i++){
		while (true){
			int m = (l+r)/2;
			vector<int> res = ask(m);
			if (res[0]+res[1] == 0) return m;
			if (m == l) break;
			if (res[0] > i) r = m;
			else l = m;
		}
		l = 0;
		r = n;
	}
	return 75;
}
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