Submission #1074567

#	Time	Username	Problem	Language	Result	Execution time	Memory
1074567		clementine	Hotter Colder (IOI10_hottercolder)	C++17	0 / 100	493 ms	136784 KiB

hottercolder

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

int HC(int N){
    int l = 1; 
   int r = N;
   bool changed = 0;
   int b , a;
   while(l != r)
   {
      int mid = (l + r) / 2;
      if(changed == 1)
      {
         b = Guess(r);
        a = Guess(l);
      }
      else
      {
         a = Guess(l);
         b = Guess(r);
      }
      
      //cout << a << " " << b << " " <<l << " " <<r << '\n';
      if((changed == 1 && a==0) || (changed ==0 && b ==0))
      {
         //cout <<  mid << "ignore rest \n";
         return mid;
         break;
      }
      else if(b ==1)
      {
         l = mid + 1;
         changed = 0;
      }
      else
      {
         r = mid;
         changed = 1;
      }
   }
  //cout << l;
  return l;


}

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