Submission #1074505

#	Time	Username	Problem	Language	Result	Execution time	Memory
1074505		DeathIsAwe	Hotter Colder (IOI10_hottercolder)	C++17	50 / 100	440 ms	8016 KiB

hottercolder

#include "grader.h"
#include <iostream>
#include <vector>
using namespace std;
int ans = -1;


void destroy(int top, int bottom, int previous) {
   if (top - bottom == 0) {
      ans = top;
      return;
   } else if (top - bottom == 1) {
      int sussy;
      if (previous == -1) {
         Guess(top); sussy = Guess(bottom);
      } else if (previous == top) {
         sussy = Guess(bottom);
      } else {
         sussy = -Guess(top);
      }
      if (sussy == 1) {
         ans = bottom;
      } else {
         ans = top;
      }
      return;
   }
   int mid = (top + bottom) / 2;
   int midleft = (bottom + mid) / 2;
   int midright = (mid + 1 + top) / 2;
   if (previous == -1) {
      int midleftans = Guess(midleft), midrightans = Guess(midright);
      if (midrightans == 0) {
         ans = (midleft + midright) / 2;
      } else  if (midrightans == 1) {
         destroy(top, mid + 1, -1);
      } else {
         destroy(mid, bottom, -1);
      }
   }
}


int HC(int n){
   destroy(n, 1, -1);
   return ans;
}

Compilation message (stderr)

hottercolder.cpp: In function 'void destroy(int, int, int)':
hottercolder.cpp:32:11: warning: unused variable 'midleftans' [-Wunused-variable]
   32 |       int midleftans = Guess(midleft), midrightans = Guess(midright);
      |           ^~~~~~~~~~

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