akuna_capital
27 interview questions available
Find minimum swaps to sort array with duplicates
hard
Dec 27, 2025
Design an order-matching engine
hard
Sep 6, 2025
Implement a ring buffer
Medium
Sep 6, 2025
Break a palindrome to smallest non-palindrome
Medium
Sep 6, 2025
Implement a two-user communications handler
medium
Sep 6, 2025
Count inversions in an array efficiently
Medium
Sep 6, 2025
Heapify an array into a max-heap
Medium
Sep 6, 2025
Identify false MySQL foreign key statement
Medium
Sep 6, 2025
Compute max profit across dated stock quotes
Medium
Sep 6, 2025
Design communication handler and exceptions
medium
Sep 6, 2025