./chesspad <chess_piece> <start_key> [ <phone_no_length> ] Finds telephone numbers available for a chess piece on a telephone keypad
./queen_5_count.sh Calculates the number of phone numbers output by chesspad for a queen starting on the 5 key
./growth.sh <chess_piece> <start_key> Shows how the number of phone numbers increases with number length
./test.sh [ create ] Runs regression tests for chesspad
./knightspad <start_key> Finds knight's tours on a telephone keypad
make Builds chesspad and knightspad