Submission #104403

#	Time	Username	Problem	Language	Result	Execution time	Memory
104403		Badral	The Big Prize (IOI17_prize)	C++17	0 / 100	2 ms	512 KiB

prize

#include<bits/stdc++.h>
#include "prize.h"
using namespace std;
int can(int k) {
	vector<int> cer = ask(k);
	if(cer[0] == 0 && cer[1] == 0) 
		return 2;
	if(cer[0] == 1) return 0;
	return 1;
}

int find_best(int n) {
	int kk = 0;
	for(int i = n; i >= 1; i /= 2) {
		int p = can(i+kk);
		if(p == 2) 
			return i+kk;
		while(i+kk <= n && p)   
			kk += i;
	}
	return kk;
}

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