GAME Virus

#include <cassert>
#include <random>
#include <cstdio>
#include <iostream>
#include <iomanip>
#include <clocale>
using namespace std;

const string space = ".";       /// It should be given in templates...

typedef long long ll;
#define read                cin
#define eol                 '\n'
#define endln               cout << eol
#define all(x)              begin(x), end(x)
template <class A>              inline void print   (A a)           { cout << a << ' '; }
template <class A>              inline void println (A a)           { cout << a << eol; }
template <class A, class... B>  inline void println (A a, B... b)   { print(a); println(b...); }
template <class A>              inline void err     (A a)         { cerr << a << ' '; }
template <class A>              inline void errln   (A a)         { cerr << a << eol; }
template <class A, class... B>  inline void errln   (A a, B... b) { err(a); errln(b...); }


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template <
ostream &out,
size_t hSize = 10, size_t wSize = 10,
size_t sparse = 2
>
class MatrixPrinter
{
    private:

    string M[hSize][wSize];

    public:

    void print (size_t iS = 0, size_t iF = hSize,
                size_t jS = 0, size_t jF = wSize)
    {
        out << string(4*(jF - jS)+5, '-') << eol;

        out << "№\t";
        for (size_t j = jS; j < jF; ++ j)
        if (j % sparse == 0)
            out << '\t' << j;
        else
            out << "    ";
        out << eol;
        out << " \t+---";
        for (size_t j = jS + 1; j < jF; ++ j)
            out << "+---";
        out << "+" << eol;

        for (size_t i = iS; i < iF; ++ i)
        {
            out << i << "\t|";
            for (size_t j = jS; j < jF; ++ j)
                out << '\t' << M[i][j];
            out << eol;
        }
        out << string(4*(jF - jS)+5, '-') << eol;
    }

    void setPoint (size_t i, size_t j, string c)
    {   M[i][j] = c;    }

    string getPoint (size_t i, size_t j)
    {
        if (i < hSize && j < wSize)
            return M[i][j];
        return "";
    }

    MatrixPrinter ()
    {
        for (size_t i = 0; i < hSize; ++ i)
            for (size_t j = 0; j < wSize; ++ j)
                M[i][j] = space;
        out << "MatrixPrinter запущен!" << eol << eol;
    }
};

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const bool  LOG_TO_FILE     = false;
const  size_t   I           = 5,    /// Field size
                J           = 5,
                K           = 3;    /// Points per turn

const string    a   =   "м",
                b   =   "ж",
                A   =   "М",
                B   =   "Ж";
MatrixPrinter<cout, 5, 5, 1> mp;

//  #define DEBUG_INFO
#ifdef      DEBUG_INFO
    #define addLog(...) errln("[ log ]   ", __VA_ARGS__)
#else
    #define addLog(...) (void(0))
#endif


bool        FIRST_PLAYER    = false;
void initialize ()
{
    #ifdef DEBUG_INFO
        if (LOG_TO_FILE)
            freopen("log.txt", "w", stderr);
    #endif

    println("Hello!");
    println("Will you be a first player? (1 = yes, 0 = no)");
    read >> FIRST_PLAYER;
    println("Your answer:", FIRST_PLAYER);


    mp.setPoint(0, 0, a);
    mp.setPoint(I - 1, J - 1, b);
    mp.print();
}

struct crypto_t
{
    mt19937 getRand;
    const ll MUL = 10;

    crypto_t (ll s) :   getRand(s)      {}
    crypto_t ()     :   crypto_t(19)    {}

    inline size_t zip (size_t i, size_t j)
    {
        size_t result = MUL*i + j;
        return result;
    }
    void unzip (size_t n, size_t &i, size_t &j)
    {
        i = n / MUL;
        j = n % MUL;
    }
}; crypto_t crypto;


bool checkPoint (size_t i, size_t j, string c)
{
    return mp.getPoint(i, j + 1) == c
        || mp.getPoint(i, j - 1) == c
        || mp.getPoint(i + 1, j) == c
        || mp.getPoint(i - 1, j) == c;
}


bool canGo (ll i, ll j)
{
    if (    mp.getPoint(i, j) == a
        ||  mp.getPoint(i, j) == A )
    {
        println("[ X ] It already belongs to you.");
        return false;
    }
    if ( checkPoint(i, j, a) )
    {
        if ( mp.getPoint(i,j) == B )
        {
            println("[ X ] There is enemy's fortress. (You can't eat it) ");
            return false;
        }
        println("[ V ] I think you can go there...");
        return true;
    } else
    {
        if ( checkPoint(i, j, A) )
        {
            println("[ ? ] Make sure, that fortress are connected and go.");
            println("Is the fortress connected?");
            string ans; read >> ans;
            return (ans == "yes" || ans == "Yes" || ans == "YES" || ans == "1");
        }
        println("[ X ] This point isn't connected.");
        return false;
    }
}


bool usrGo (ll i, ll j)
{
    if (canGo(i, j))
    {
        if (mp.getPoint(i,j) == space)  mp.setPoint(i, j, a);
        if (mp.getPoint(i,j) == b)      mp.setPoint(i, j, A);
        mp.print();
        return true;

    } else
    {
        println("Try again...");
        return false;
    }
}


ll usrTurn ()
{
    ll i, j;
    do { read >> i >> j; }
    while (! usrGo(i, j));
    return crypto.zip(i, j);
}


void netTurn (size_t net)
{
    size_t i, j;
    crypto.unzip(net, i, j);
    i = I-1 - i;            /// reversing
    j = J-1 - j;            /// reversing
    println("Oponent goes to", i, j);
    if (mp.getPoint(i, j) == a)     mp.setPoint(i, j, B);
    if (mp.getPoint(i, j) == space) mp.setPoint(i, j, b);
}



int main ()
{
    setlocale(0, "");
    initialize();

    for (ll turns = 1; turns <= 1024; )
    {
        if (FIRST_PLAYER) {
            println("\n\n\nTurn #", turns ++);
            for (ll i=K;i--;) println("\t\t\t\t\tYour point", usrTurn());
            mp.print();
        }
            println("\n\n\nTurn #", turns ++); ll n;
            println("Waiting for net turns...");
            for (ll i=K;i--;) read >> n, netTurn(n);
            mp.print();

        if ( ! FIRST_PLAYER) {
            println("\n\n\nTurn #", turns ++);
            for (ll i=K;i--;) println("\t\t\t\t\tYour point", usrTurn());
            mp.print();
        }
    }

    return 0;
}