WorldQuant Interview Questions — 4 DSA Problems

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

Most frequently asked WorldQuant LeetCode questions for software engineering interviews.

• Meeting Rooms II (MEDIUM) — Array, Two Pointers, Greedy, Sorting, Heap (Priority Queue), Prefix Sum
• Regular Expression Matching (HARD) — String, Dynamic Programming, Recursion
• Minimum Number of Visited Cells in a Grid (HARD) — Array, Dynamic Programming, Stack, Breadth-First Search, Union Find, Heap (Priority Queue), Matrix, Monotonic Stack
• Find Median from Data Stream (HARD) — Two Pointers, Design, Sorting, Heap (Priority Queue), Data Stream