athenahealth Interview Questions — 11 DSA Problems

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

Most frequently asked athenahealth LeetCode questions for software engineering interviews.

• The Number of Rich Customers (EASY) — Database
• Group Anagrams (MEDIUM) — Array, Hash Table, String, Sorting
• Best Time to Buy and Sell Stock (EASY) — Array, Dynamic Programming
• Merge Intervals (MEDIUM) — Array, Sorting
• Two Sum (EASY) — Array, Hash Table
• Unique Paths II (MEDIUM) — Array, Dynamic Programming, Matrix
• Merge Sorted Array (EASY) — Array, Two Pointers, Sorting
• First Missing Positive (HARD) — Array, Hash Table
• Longest Substring Without Repeating Characters (MEDIUM) — Hash Table, String, Sliding Window
• Longest Palindromic Substring (MEDIUM) — Two Pointers, String, Dynamic Programming
• Exclusive Time of Functions (MEDIUM) — Array, Stack