Imagine a spiral staircase, where walking [n, w, s, e] will result in going up (or down) the stairs. But walking [n, s, e, w] in that order will result in staying put.
Anyway, better to follow the problem spec than to complain about it.

Imagine a spiral staircase, where walking [n, w, s, e] will result in going up (or down) the stairs. But walking [n, s, e, w] in that order will result in staying put.
Anyway, better to follow the problem spec than to complain about it.

Imagine a spiral staircase, where walking [n, w, s, e] will result in going up (or down) the stairs. But walking [n, s, e, w] in that order will result in staying put.
Anyway, better to follow the problem spec than to complain about it.

Imagine a spiral staircase, where walking [n, w, s, e] will result in going up (or down) the stairs. But walking [n, s, e, w] in that order will result in staying put.
Anyway, better to follow the problem spec than to complain about it.

Imagine a spiral staircase, where walking [n, w, s, e] will result in going up (or down) the stairs. But walking [n, s, e, w] in that order will result in staying put.
Anyway, better to follow the problem spec than to complain about it.

Imagine a spiral staircase, where walking [n, w, s, e] will result in going up (or down) the stairs. But walking [n, s, e, w] in that order will result in staying put.
Anyway, better to follow the problem spec than to complain about it.

re-cur-sion: (noun) see RECURSION

Imagine a spiral staircase, where walking [n, w, s, e] will result in going up (or down) the stairs. But walking [n, s, e, w] in that order will result in staying put.
Anyway, better to follow the problem spec than to complain about it.