ref: 5578e46dce7b516ea5288ebf4c7cdf9562203c47
dir: /examples/subtraction.orca/
................................................. .#.SUBTRACTION.#................................. ................................................. .14X9.#.A.#...................................... .21X4.#.B.#...................................... ................................................. ...A14........................................... ...50O#0zyxwvutsrqponmlkjihgfedcba987654321#..... ...A9w........................................... .rV5............................................. ............Vr................................... .#.RESULT.#.5.................................... ................................................. ................................................. ................................................. ................................................. .................................................