Submission #119514

#	Time	Username	Problem	Language	Result	Execution time	Memory
119514		Plurm	Hotter Colder (IOI10_hottercolder)	C++11	25 / 100	783 ms	8320 KiB

hottercolder

#include "grader.h"
int HC(int N){
    int lo = 1;
    int hi = N;
    while(lo+1 < hi){
        Guess(lo);
        int mid = (lo + hi)/2;
        int r = Guess(mid);
        if(r > 0){
            int rr = Guess(hi);
            if(rr > 0){
                lo = (mid + hi)/2 + 1;
            }else{
                lo = (lo + mid)/2 + 1;
                hi = (mid + hi)/2;
            }
        }else{
            hi = (lo + mid)/2;
        }
    }
    if(lo == hi) return lo;
    Guess(lo);
    if(Guess(hi) == 1) return hi;
    else return lo;
}

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