PROBLEM3
CodeChefOpen on judge ↗
Code a thon is programming a robot that is supposed to paint a horizontal line. Not being one to care much about efficiency, Codesmith programs the robot to move in an anti-clockwise spiral as shown below. The robot starts at position zero, then moves to position 1, then position 2 and so on. Codesmith wants all of the tiles to the right of 0 to be painted black. (These tiles are represented as b
HINT LADDERno hints yet
L1 Observation
L2 Technique
L3 Approach
L4 Pseudo-code
🔒
L5 Full solution
L5 unlocks only if you insist twice
solution.cppC++17
CodeSearch Tutor
Hints, not spoilers — it won’t hand over the full solution unless you insist.
Sign in to chat with the tutor and save your progress.
Sign in to start