Submission #566420

#	Time	Username	Problem	Language	Result	Execution time	Memory
566420		Temmie	커다란 상품 (IOI17_prize)	C++17	0 / 100	1 ms	296 KiB

prize

//#include "public_a/cpp/prize.h"
#include "prize.h"

#include <bits/stdc++.h>

int find_best(int n) {
	if (!ask(0)[1]) {
		return 0;
	}
	int ans = n - 1;
	int l = 0, r = n - 2;
	while (l <= r) {
		int mid = (l + r) >> 1;
		if (!ask(mid)[0]) {
			ans = mid;
			l = mid + 1;
		} else {
			r = mid - 1;
		}
	}
	return ans;
}

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