- Two players O and X can play the game.
- Only valid row and column number from 1 to 3 allowed to be input by user.
- Reprompt for row and column number if invalid input submitted, for example: alphabets or invalid numbers/ characters.
- Game is ended as no winners if there is no winner by round 7/ only two spots left in the game board.
- If a spot in the game board is already filled by a player, another move/ player mark(O or X) on the same spot is not allowed.
https://github.com/munagurung/ProjectImages/blob/master/tictactoe/nowinner.PNG
