Submission #772212

#	Time	Username	Problem	Language	Result	Execution time	Memory
772212		Abkonl	Hotter Colder (IOI10_hottercolder)	C++17	0 / 100	10100 ms	9224 KiB

hottercolder

#include "grader.h"
#include <iostream>
using namespace std;

int HC(int N){
  int low = 1;
  int high = N;
  int guess = high; // Primeiro palpite é N
  int prev = 0;
  int response_prev = 0;
  int response_prev_prev = 0;
  int firstGuess = true;

    while (low < high) {

        int response = Guess(guess);
        if (response == 1) {
            if(prev > guess) 
                high = (guess + high)/2;

            if(prev < guess)
                low = (guess + low)/2;
        } 
        else if (response == -1) {
            if(prev > guess)
                low = (guess + low)/2;

            if(prev < guess)
                high = (guess + high)/2;
        }

        if(response == -1 && response_prev == 0 && response_prev_prev == 1) {
          return prev;
        }

        prev = guess;
        response_prev_prev = response_prev;
        response_prev = response;
        if(response == 0 && guess == prev) {//Casos especiais
          if(firstGuess == true) {
            firstGuess = false;
            guess = (low + high) / 2;
          }
          else {
            guess = guess + 1;
          }
        }

        if(response != 0) //Padrão
            guess = (low + high) / 2;

    }
    return low;
}

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