ref: e95728d892e8e0e89ac8528329368e3c1d3d5105
dir: /examples/subtraction.orca/
......................................... .#.SUBTRACTION.#......................... ......................................... .13X9.#.A.#.............................. .01X4.#.B.#.............................. ......................................... ...4zT0zyxwvutsrqponmlkjihgfedcba98765432 ...A9w................................... .rV5..................................... ............Vr........................... .#.RESULT.#.5............................ ......................................... ......................................... ......................................... ......................................... .........................................