제출 #512640

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
512640		alextodoran	Hotter Colder (IOI10_hottercolder)	C++17	25 / 100	562 ms	8096 KiB

hottercolder

/**
 ____ ____ ____ ____ ____
||a |||t |||o |||d |||o ||
||__|||__|||__|||__|||__||
|/__\|/__\|/__\|/__\|/__\|

**/

#include <bits/stdc++.h>

#include "grader.h"

using namespace std;

typedef long long ll;

int Guess (int x);

int HC (int N) {
    int l = 1, r = N;
    int x = (l * 2 + r) / 3, y = (l + r * 2 + 2) / 3;
    Guess(x);
    while (l < r) {
        int g = Guess(y);
        if (g == 0) {
            return (x + y) / 2;
        }
        if (x < y) {
            if (g == +1) {
                l = (x + y) / 2 + 1;
                x = y;
                y = (l + r * 2 + 2) / 3;
            } else {
                r = (x + y) / 2;
                x = (l * 2 + r) / 3;
                Guess(x);
                y = (l + r * 2 + 2) / 3;
            }
        } else {
            if (g == -1) {
                r = (x + y) / 2;
                x = y;
                y = (l * 2 + r) / 3;
            } else {
                l = (x + y) / 2 + 1;
                x = (l * 2 + r) / 3;
                Guess(x);
                y = (l + r * 2 + 2) / 3;
            }
        }
    }
    return l;
}

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