week01

def main():
    print("Welcome to the Tic Tac Toe game!")
    numb= [1,2,3,4,5,6,7,8,9]
    x_o="x"
    game= False
    while game == False:
        grid(numb)
        if win(numb) ==True:
            game= True
        else:
            player = int(input(f"{x_o}'s turn to choose a square (1-9): "))
            numb[player-1]= x_o
            if x_o=="x":
                x_o="o"
            elif x_o=="o":
                x_o="x"
 
def grid(numb):
    print (f"{numb[0]}|{numb[1]}|{numb[2]}\n"
         "-+-+-\n"
       f"{numb[3]}|{numb[4]}|{numb[5]}\n"
         "-+-+-\n"
       f"{numb[6]}|{numb[7]}|{numb[8]}\n")

def win(numb):
    if (numb[0]== numb[1] and numb[1]== numb[2]) or (numb[3]== numb[4] and numb[4]==numb[5]) or (numb[6]== numb[7] and numb[7]==numb[8]):
        print("Congrats You win!")
        return True
    elif (numb[0]== numb[4] and numb[4]== numb[8]) or (numb[6]==numb[4] and numb[4]==numb[2]):
        print ("Congrats You win!")
        return True
    elif (numb[0]== numb[3] and numb[3]== numb[6]) or (numb[1]== numb[4] and numb[4]==numb[7]) or (numb[2]== numb[5] and numb[5]==numb[8]):
        print ("Congrats You win!")
        return True
    else:
        return False
    
main()