제출 #104480

#제출 시각아이디문제언어결과실행 시간메모리
104480dupreez커다란 상품 (IOI17_prize)C++14
20 / 100
3 ms504 KiB
#include "prize.h"
using namespace std;

int find_best(int n) {
	int lb = 0, rb = n;
	while (rb - lb > 1) {
		int md = (lb + rb) / 2;
		vector<int> a;
		a = ask(md);
		if (a[0] + a[1] == 0)return md;
		if (a[0]>0)rb = md;
		else lb = md;
	}
	return lb;
}
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