#include<bits/stdc++.h>
#include <conio.h>
#include <stdio.h>
#include <time.h>
#include <unistd.h>
#include <dos.h>
#include <windows.h>
using namespace std;
char polje[30][30];
    char pros='w';
    char a = ' ';


void popuni()
{
    for(int i=0; i<30; i++)
    {
        for(int j=0; j<30; j++)
        {
            polje[i][j]='.';
        }
    }
}

void ispisi()
{
    for(int i=0; i<30; i++)
    {
        for(int j=0; j<30; j++)
            cout<<polje[i][j];
        cout<<endl;
    }
}

bool provjera()
{
    int broj=0;
    for(int i=0; i<30; i++)
    {
        for(int j=0; j<30; j++)
            {
                if(polje[i][j]=='*')
                    broj++;
            }
    }
    if(broj==30*30-1)
        return true;
    else
        return false;
}

void promjena()
{


}


int main()
{
    popuni();
    int y=15,x=15,prosli=0;
    polje[y][x]='@';
    //ispisi();
    a=_getch();
    pros=a;
    while(true)
    {
        if(kbhit())
        {
         a=_getch();
         pros=a;
        }
        ispisi();
        if(pros=='w' or pros=='W')
        {
            prosli=y;
            y--;
            if(polje[y][x]=='*')
            {
                cout<<"Game Over"<<endl;
                return 0;
            }
            polje[prosli][x]='*';
            polje[y][x]='@';
             if(x>29  or y>29 or x<0 or y<0)
            {
                cout<<"Game Over"<<endl;
                return 0;
            }
            Sleep(150);
        }

         if(pros=='s' or pros=='S')
        {
            prosli=y;
            y++;
            if(polje[y][x]=='*')
            {
                cout<<"Game Over"<<endl;
                return 0;
            }
            polje[prosli][x]='*';
            polje[y][x]='@';
             if(x>29  or y>29 or x<0 or y<0)
            {
                cout<<"Game Over"<<endl;
                return 0;
            }
            Sleep(150);
        }

         if(pros=='a' or pros=='A')
        {
            prosli=x;
            x--;
            if(polje[y][x]=='*')
            {
                cout<<"Game Over"<<endl;
                return 0;
            }
            polje[y][prosli]='*';
            polje[y][x]='@';
             if(x>29  or y>29 or x<0 or y<0)
            {
                cout<<"Game Over"<<endl;
                return 0;
            }
            Sleep(150);
        }

         if(pros=='d' or pros=='D')
        {
            prosli=x;
            x++;
            if(polje[y][x]=='*')
            {
                cout<<"Game Over"<<endl;
                return 0;
            }
            polje[y][prosli]='*';
            polje[y][x]='@';
             if(x>29  or y>29 or x<-1 or y<-1)
            {
                cout<<"Game Over"<<endl;
                return 0;
            }
            Sleep(150);
        }

          system("CLS");
          //promjena();

    }




        //a=_getch();
    }