← All problemsSign in

3606. Coupon Code Validator

LeetCodeArrayHash TableStringSortingOpen on judge ↗

You are given three arrays of length n that describe the properties of n coupons: code, businessLine, and isActive. The ith coupon has: - code[i]: a string representing the coupon identifier. - businessLine[i]: a string denoting the business category of the coupon. - isActive[i]: a boolean indicating whether the coupon is currently active. A coupon is considered valid if all of the following c

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