Submission #96375

#	Time	Username	Problem	Language	Result	Execution time	Memory
96375		figter001	The Big Prize (IOI17_prize)	C++14	20 / 100	36 ms	416 KiB

prize

#include "prize.h"
#include <bits/stdc++.h>

using namespace std;

typedef long long ll;

int ans,n;

void solve(int l,int r){
	if(l > r || ans != -1)return;
	int md = (l+r)/2;
	vector<int> res = ask(md);
	if(res[0] + res[1] == 0){
		ans = md;
		return;
	}
	if(res[0] > res[1]){
		solve(l,md-1);
		solve(md+1,r);
	}else{
		solve(md+1,r);
		solve(l,md-1);
	}
}

int find_best(int N) {
	n = N;
	ans = -1;
	solve(0,n-1);
	return ans;
}

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