Liftoff Interview Questions — 4 DSA Problems

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

Most frequently asked Liftoff LeetCode questions for software engineering interviews.

• Diagonal Traverse (MEDIUM) — Array, Matrix, Simulation
• Random Pick with Weight (MEDIUM) — Array, Math, Binary Search, Prefix Sum, Randomized
• N-Queens II (HARD) — Backtracking
• Diagonal Traverse II (MEDIUM) — Array, Sorting, Heap (Priority Queue)