Submission #434235

#	Time	Username	Problem	Language	Result	Execution time	Memory
434235		AmineTrabelsi	The Big Prize (IOI17_prize)	C++14	20 / 100	1 ms	284 KiB

prize

#include "prize.h"
#include <bits/stdc++.h>
using namespace std;

int find_best(int n) {
	// 20 points:
	// 1 diamond
	int low = 0,high = n-1;
	int ans = -1;
	while(low != high){
		int mid = (low+high)/2;
		vector<int> q = ask(mid);
		if(q[0] == 1){
			high = mid-1;
		}else if(q[1] == 1){
			low = mid+1;
		}else{
			ans = mid;
			break;
		}
	}
	return (ans == -1 ? low : ans);
}

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