Save the kids

CodeChefOpen on judge ↗

Leonardo Da Vinci has entered a fort which has N catacombs numbered from 1 to N . A cat- acomb is an underground cemetery consisting of a subterranean gallery. His aim is to destroy each of the N catacombs, as quickly as possible. The catacombs have a special structure. The catacombs are built in layers, with exactly one catacomb (numbered 1) in the topmost layer (layer number 1). If a catacom

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.

voice by Sarvam AI