제출 #776884

#제출 시각아이디문제언어결과실행 시간메모리
776884Durza42콤보 (IOI18_combo)C++14
10 / 100
43 ms464 KiB
#include <iostream>
#include <vector>
#include "combo.h"

#define endl '\n'
#define ll long long int

using namespace std;


#define BRUTFORCE2

#ifdef BRUTFORCE

string guess_sequence(int N)
{
    vector<char> LETTERS = { 'A', 'B', 'X', 'Y' };

    string S = ".";

    for(auto&& l : LETTERS)
    {
        S[0] = l;
        if(press(S) > 0)
            break;
    }

    for(int i = 1 ; i < N ; ++i)
    {
        S += ".";
        for(auto&& l : LETTERS)
        {
            if(l == S[0])
                continue;
            S[i] = l;
            if(press(S) == i + 1)
                break;
        }
    }

    return S;
}

#endif

/**************************/

#ifdef BRUTFORCE2

string guess_sequence(int N)
{
    vector<char> LETTERS = { 'A', 'B', 'X', 'Y' };

    string S = ".";

    for(auto&& l : LETTERS)
    {
        S[0] = l;
        if(press(S) > 0)
            break;
    }

    for(int i = 1 ; i < N ; ++i)
    {
        int nb_seen = 0;
        S += ".";
        for(int j = 0 ; j < int(LETTERS.size()) ; ++j)
        {
            if(LETTERS[j] == S[0])
                continue;

            if(nb_seen == 2)
            {
                if(LETTERS[j] == S[0])
                    ++i;
                S[i] = LETTERS[j];
                break;
            }

            S[i] = LETTERS[j];
            if(press(S) == i + 1)
                break;

            nb_seen++;
        }
    }

    return S;
}

#endif
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