Let's recollect what we learned:
look_ahead() and look_below()!= and ==while loop repeat instructions as long as the holds truefor loop to repeate instructions given amount of timesif ... and if ... else ... statement to choose what to do depending on conditionSo we learned to repeat commands or execute them conditionally. We have used this advanced knowledge with comparatively simple problems. But there is a set of real puzzles ahead of us - to help whet our new skills as shar as a sword blade and remember them as hard as if engraved in the rock.
Alternatively the book of puzzles could be skipped and we can rush forward to learning more new stuff instead.
Proceed to the Simple Puzzles or skip it and Hurry to the Rookie Training