Submission #201506

#	Time	Username	Problem	Language	Result	Execution time	Memory
201506		luciocf	Hotter Colder (IOI10_hottercolder)	C++14	50 / 100	773 ms	12288 KiB

hottercolder

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

using namespace std;

int HC(int n)
{
	if (n == 1) return 1;

	int ini = 1, fim = n;

	int it = 0;

	while (ini <= fim)
	{
		if (ini == fim) return ini;
		if (fim-ini == 1)
		{
			Guess(ini);
			int g = Guess(fim);

			return (g == -1 ? ini : fim);
		}

		int delta = (fim-ini+1)/3;

		int mid1 = ini + delta - 1;
		int mid2 = fim - delta + 1;

		Guess(mid1);
		int g = Guess(mid2);
		it += 2;

		if (g == 0) return (mid1+mid2)/2;
		else if (g == 1) ini = (mid1+mid2)/2 + 1;
		else fim = (mid1+mid2)/2;
	}

}

Compilation message (stderr)

hottercolder.cpp: In function 'int HC(int)':
hottercolder.cpp:39:1: warning: control reaches end of non-void function [-Wreturn-type]
 }
 ^

• Subtask 1: 25 / 25
• Subtask 2: 25 / 25
• Subtask 3: 0 / 25
• Subtask 4: 0 / 25