Submission #1077081

#	Time	Username	Problem	Language	Result	Execution time	Memory
1077081		boyliguanhan	Hotter Colder (IOI10_hottercolder)	C++17	50 / 100	367 ms	24400 KiB

hottercolder

int Guess(int N);
int HC(int N){
  int l=1,r=N;
  while(l<r){
    int mid=l+r>>1;
    Guess(mid);
    int x=Guess(mid+1);
    if(x<0)
      r=mid;
    else l=mid+1;
  }
  return  l;
}

Compilation message (stderr)

hottercolder.cpp: In function 'int HC(int)':
hottercolder.cpp:5:14: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
    5 |     int mid=l+r>>1;
      |             ~^~

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