Submission #102415

#	Time	Username	Problem	Language	Result	Execution time	Memory
102415		SpeedOfMagic	Hotter Colder (IOI10_hottercolder)	C++17	50 / 100	771 ms	8312 KiB

hottercolder

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

int HC(int N){
	int l = 1, r = N;
	while (l < r) {
		int mid = (l + r) >> 1;
		int a = Guess(mid), b = Guess(min(mid + 2, r));
		if (b == -1) 
			r = mid;
		else if (b == 0)
			return mid + 1;
		else
			l = min(mid + 2, r);
	}
	return l;
}

Compilation message (stderr)

hottercolder.cpp: In function 'int HC(int)':
hottercolder.cpp:9:7: warning: unused variable 'a' [-Wunused-variable]
   int a = Guess(mid), b = Guess(min(mid + 2, r));
       ^

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