Submission #41843

#	Time	Username	Problem	Language	Result	Execution time	Memory
41843		rahasia	커다란 상품 (IOI17_prize)	C++14	90 / 100	30 ms	2020 KiB

prize

#include "prize.h"
#include<bits/stdc++.h>
using namespace std;
int l,r,c,ma;
int find_best(int n) {
	for(int i = 0; i < n; i++) {
		std::vector<int> res = ask(i);
		if(res[0] + res[1] == 0)
			return i;
		ma=max(ma,res[0]+res[1]);
		if(res[0]+res[1]<ma)
			continue;
		l=i;
		r=n-1;
		while(l<=r)
		{
			c=(l+r)/2;
			vector<int> hv=ask(c);
			if(hv==res)
			{
				i=c;
				l=c+1;
			}
			else
				r=c-1;
		}
	}
	return 0;
}

• Subtask 1: 20 / 20
• Subtask 2: 70 / 80