CLI based chess game

To play enter the piece name and destenation coordinates. For example: P4D4

The board flips after every move.

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OS centric changes

For linux:

Line 2146: system("clear")

For windows:

Line 2146: system("cls")

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Known bugs:

Easy

1. Dosnt increment 9 point when a pawn is changed for a queen or whatever when it reaches the other side.
2. At the end press any key to exit dosnt work.

Medium

Hard

1. Implementation of en passant rule.
2. It does not take into considration stale mate.

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