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Roku interview questions

The most frequent LeetCode problems tagged to Roku. This is a data-only page. For process and behavioral prep, use the coding guide and behavioral guide.

Based on 0 distinct problems tagged to Roku in the last 6 months (0 in the last 30 days, 0 in the last 3 months, 19 all-time) across two open datasets of LeetCode company tags. Tags are user-reported, so treat frequency as a signal, not a promise.

Most frequent problems

Ranked by frequency, weighted toward the last 30 days. Classics like Two Sum sit near the top of almost every company's list because users tag them everywhere. Solve those fast. The signature list below is more specific to this company.

# Problem Difficulty Last seen Topics
1 Shortest Path to Get All Keys Hard Older Array, Bit Manipulation, Breadth-First Search, Matrix
2 Decode String Medium Older String, Stack, Recursion
3 LRU Cache Medium Older Hash Table, Linked List, Design, Doubly-Linked List
4 Top K Frequent Elements Medium Older Array, Hash Table, Divide and Conquer, Sorting
5 Max Area of Island Medium Older Array, Depth-First Search, Breadth-First Search, Union-Find
6 Valid Parenthesis String Medium Older String, Dynamic Programming, Stack, Greedy
7 24 Game Hard Older Array, Math, Backtracking
8 3Sum Medium Older Array, Two Pointers, Sorting
9 Asteroid Collision Medium Older Array, Stack, Simulation
10 Backspace String Compare Easy Older Two Pointers, String, Stack, Simulation
11 Longest Valid Parentheses Hard Older String, Dynamic Programming, Stack, Bracket Sequences
12 Max Consecutive Ones III Medium Older Array, Binary Search, Sliding Window, Prefix Sum
13 Max Stack Hard Older Linked List, Stack, Design, Doubly-Linked List
14 Minimum Cost For Tickets Medium Older Array, Dynamic Programming
15 Multiply Strings Medium Older Math, String, Simulation
16 Three Equal Parts Hard Older Array, Math
17 Valid Palindrome II Easy Older Two Pointers, String, Greedy
18 Vertical Order Traversal of a Binary Tree Hard Older Hash Table, Tree, Depth-First Search, Breadth-First Search
19 Maximum Product of Three Numbers Easy Older Array, Math, Sorting

Sources

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