Submission #927233

#	Time	Username	Problem	Language	Result	Execution time	Memory
927233		vjudge1	Hotter Colder (IOI10_hottercolder)	C++11	0 / 100	320 ms	140884 KiB

hottercolder

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

int Guess(int);

int HC(int n) {
    int last = n;
    int l = 1, r = n, mid;
    while(true) {
        mid = (l + r) >> 1;
        int res = Guess(mid);
        if(res == -1) {
            if(last > mid) l = mid;
            else r = mid;
        }
        else if(res == 1) {
            if(last > mid) r = mid;
            else l = mid;
        }
        else {
            return abs(last - mid) / 2;
        }
        last = mid;
    }
}

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