제출 #1075534

#제출 시각아이디문제언어결과실행 시간메모리
1075534NeroZein커다란 상품 (IOI17_prize)C++17
0 / 100
59 ms344 KiB
#include "prize.h"
#include <bits/stdc++.h>
using namespace std;

const int B = 500;

int find_best(int n) {
	for (int i = 0; i < n; ++i) {
		vector<int> res = ask(i); 
		if (res[0] + res[1] == 0) {
			return i; 
		}
		if (res[0] + res[1] >= B) {
			int l = i, r = n - 1;
			while (l < r) {
				int mid = (l + r + 1) >> 1;
				vector<int> res2 = ask(mid);
				if (res2[1] < res[1]) {//I skipped a more valuable person
					r = mid - 1;
				} else {
					l = mid; 
				}
			}
			i = l;
		}
		//else I will just do i++
	}
	assert(false);	
}
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