Connect4 game

Rules:

1. Two player [Red(R) & Blue[B]] game.
2. Board Size is 6 X 7.
3. A player wins if they are able to connect 4 horizontally,vertically or diagonally.
4. When the matrix is fully filled, the game is a draw!

How To Play:

1. Game always start with player 1 i.e red(R).
2. In each step select the coloumn in which you like to drop your turn.
3. Rows will be filled from bottom to top in any coloumn.

playable file

This is my version of the connect 4 game, coded from scratch.