제출 #1075713

#제출 시각아이디문제언어결과실행 시간메모리
1075713NeroZein커다란 상품 (IOI17_prize)C++17
20 / 100
67 ms600 KiB
#include "prize.h"
#include <bits/stdc++.h>
using namespace std;


int find_best(int n) {
	int mx = 0;
	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] < mx) {
			++i;
			continue; 
		}
		mx = max(mx, res[0] + res[1]);
		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;
	}
	assert(false);	
}
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