Ripple Interview Questions — 12 DSA Problems

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

Most frequently asked Ripple LeetCode questions for software engineering interviews.

• Group Anagrams (MEDIUM) — Array, Hash Table, String, Sorting
• LRU Cache (MEDIUM) — Hash Table, Linked List, Design, Doubly-Linked List
• String Compression (MEDIUM) — Two Pointers, String
• Merge Intervals (MEDIUM) — Array, Sorting
• Product Sales Analysis I (EASY) — Database
• Linked List Cycle II (MEDIUM) — Hash Table, Linked List, Two Pointers
• Product of Array Except Self (MEDIUM) — Array, Prefix Sum
• Subarray Sum Equals K (MEDIUM) — Array, Hash Table, Prefix Sum
• Stock Price Fluctuation (MEDIUM) — Hash Table, Design, Heap (Priority Queue), Data Stream, Ordered Set
• Maximum Subarray (MEDIUM) — Array, Divide and Conquer, Dynamic Programming
• Koko Eating Bananas (MEDIUM) — Array, Binary Search
• Basic Calculator (HARD) — Math, String, Stack, Recursion