Jane Street Interview Questions — 11 DSA Problems

11 problems with full solutions in Python, Java, C++, JavaScript, Go, Rust.

Most frequently asked Jane Street LeetCode questions for software engineering interviews.

• Count Common Words With One Occurrence (EASY) — Array, Hash Table, String, Counting
• Walking Robot Simulation (MEDIUM) — Array, Hash Table, Simulation
• Minimum Time to Make Array Sum At Most x (HARD) — Array, Dynamic Programming, Sorting
• Add Two Integers (EASY) — Math
• Stream of Characters (HARD) — Array, String, Design, Trie, Data Stream
• Add Strings (EASY) — Math, String, Simulation
• Design a Text Editor (HARD) — Linked List, String, Stack, Design, Simulation, Doubly-Linked List
• Longest Common Prefix (EASY) — String, Trie
• Evaluate Division (MEDIUM) — Array, String, Depth-First Search, Breadth-First Search, Union Find, Graph, Shortest Path
• Trapping Rain Water (HARD) — Array, Two Pointers, Dynamic Programming, Stack, Monotonic Stack
• Number of Orders in the Backlog (MEDIUM) — Array, Heap (Priority Queue), Simulation