Solved issue #17
Wrote function to check valid move.
Wrote function to check valid direction.
Wrote function to get final direction by providing validated input .
Wrote function to get final direction by providing unknown input type .
added test cases for all the above functionality .
Solved issue #17 Wrote function to check valid move. Wrote function to check valid direction. Wrote function to get final direction by providing validated input . Wrote function to get final direction by providing unknown input type . added test cases for all the above functionality .