# Type some code: function findSequence(goal) { function find(start, history) { if (start == goal) return history; else if (start > goal) return null; else return find(start + 9, "(" + history + " + 9)") || find(start * 3, "(" + history + " * 3)"); } return find(1, "I"); } Select a theme 3024-day 3024-night ambiance base16-dark base16-light blackboard cobalt eclipse elegant erlang-dark lesser-dark mbo mdn-like midnight monokai neat neo night paraiso-dark paraiso-light pastel-on-dark rubyblue solarized dark solarized light the-matrix tomorrow-night-eighties twilight vibrant-ink xq-dark xq-light Select a font