#include <stdio.h>
#include <stdlib.h>

_Bool checkWin(char array[3][3],char turn)
{
if(turn==array[0][0]&&turn==array[0][1]&&turn==array[0][2])
{
    return 1;
}
else if(turn==array[1][0]&&turn==array[1][1]&&turn==array[1][2])
{
    return 1;
}
else if(turn==array[2][0]&&turn==array[2][1]&&turn==array[2][2])
{
    return 1;
}
else if(turn==array[0][0]&&turn==array[1][0]&&turn==array[2][0])
{
    return 1;
}
else if(turn==array[0][1]&&turn==array[1][1]&&turn==array[2][1])
{
    return 1;
}
else if(turn==array[0][2]&&turn==array[1][2]&&turn==array[2][2])
{
    return 1;
}
else if(turn==array[0][0]&&turn==array[1][1]&&turn==array[2][2])
{
    return 1;
}
else if(turn==array[0][2]&&turn==array[1][1]&&turn==array[2][0])
{
    return 1;
}
else
{
    return 0;
}
}

_Bool checkEndGame (char board[3][3],char turn)
{
   if (checkWin(board,turn)==1)
    {
        return 1;
    }
    int i,j;
    for (i=0;i<3;i++)
    {
        for (j=0;j<3;j++)
        {
            if (board[i][j]=='_')
            {
                return 0;
            }

        }
    }



    return 1;


}

void getPosition(char board[3][3], char turn)
{
    int row,colum;

    printf("Enter position:\n");
    scanf("%d",&row);
    scanf("%d",&colum);

    if(board[row][colum]=='_')
    board[row][colum]=turn;
    else {

        while(board[row][colum]!='_'){
          printf("Enter position:\n");
        scanf("%d",&row);
        scanf("%d",&colum);
        }
        board[row][colum]=turn;
    }

}



void printBoard(char board[3][3])
{
int i,j;
for(i=0 ; i<3 ; i++)
{
      for (j=0; j<3 ;j++){
      printf("|%c|",board[i][j]);
      }
      printf("\n");
}

}

char nextTurn(char x)
{
    switch (x)
    {
        case 'X':
        return 'O' ;
        case 'O' :
        return 'X' ;
    }
}

int main()
{
     _Bool answer=1;
    while(answer!=0){
    char board[3][3];
    char turn='X';
    int i,j;
    for(i=0;i<3;i++)
    {
        for(j=0;j<3;j++)
        {
            board[i][j]='_';
        }
    }

    printf("Hello Tic-Tac-Toe Group 7!\n");
    printBoard(board);

    printf("%c turns!!! \n",turn);
    getPosition(board,turn);
    printBoard(board);


    while(checkEndGame(board,turn)==0){
    turn = nextTurn(turn);

    printf("%c turns!!!\n",turn);
    getPosition(board,turn);
    printBoard(board);
    }

    if(checkWin(board,turn)==1){
    printf("%c Wins!!!!\n",turn);
    }else{
        printf("Game Over\n");
    }


    printf("Do you want to continue? 0/1 \n");
    scanf("%d",&answer);

    }

    return 0;
}