streamlit_app.py

import streamlit as st

def check_winner(board, player):
    for row in board:
        if all([cell == player for cell in row]):
            return True

    for col in range(3):
        if all([board[row][col] == player for row in range(3)]):
            return True

    if all([board[i][i] == player for i in range(3)]) or all([board[i][2 - i] == player for i in range(3)]):
        return True

    return False

def main():
    st.title("Tick Tack Toe Game")
    
    board = [[' ' for _ in range(3)] for _ in range(3)]
    player = 'X'

    st.write("Player to move: ", player)

    for i in range(3):
        st.write(board[i])

    while True:
        row = st.number_input("Enter row (0, 1, 2): ", min_value=0, max_value=2)
        col = st.number_input("Enter column (0, 1, 2): ", min_value=0, max_value=2)

        if board[row][col] == ' ':
            board[row][col] = player

            if check_winner(board, player):
                st.write(f"Player {player} wins!")
                break

            if all([cell != ' ' for row in board for cell in row]):
                st.write("It's a tie!")
                break

            player = 'O' if player == 'X' else 'X'
            st.write("Player to move: ", player)

            for i in range(3):
                st.write(board[i])

if __name__ == '__main__':
    main()