← All problemsSign in

Alice and Integers

Given a sequence of integers [$a_1$,$a_2$,....,$a_n$] you are allowed to perform the following operations: - in a single operation you can choose any (1≤k≤n) $K$indexes and divide those k array elements by 3 (if and only if $a_i$ is a multiple of 3) and multiply the remaining (n-k) elements of array by 5.

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

Sign in to chat with the tutor and save your progress.

Sign in to start