Submission #423083

#	Time	Username	Problem	Language	Result	Execution time	Memory
423083		chirathnirodha	Hotter Colder (IOI10_hottercolder)	C++17	0 / 100	2031 ms	262144 KiB

hottercolder

#include "grader.h"
#include<bits/stdc++.h>
using namespace std;
 
int HC(int N){
   int l=1,r=N;
   if(N==1)return 1;
   while(true){
      if(r-l+1==2){
         Guess(l);
         int xx=Guess(r);
         if(r==1)return r;
         else return l;
      }
      if(l==r)return l;
      int a=(l+r+3)/4;
      int b=(l+r)*3/4;
      Guess(a);
      int y=Guess(b);
      if(y==0)return (l+r)/2;
      else if(y==1)l=(l+r+1)/2;
      else r=(l+r-1)/2;
   }
}

Compilation message (stderr)

hottercolder.cpp: In function 'int HC(int)':
hottercolder.cpp:11:14: warning: unused variable 'xx' [-Wunused-variable]
   11 |          int xx=Guess(r);
      |              ^~

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