Author: ACMer

AWK is a powerful text-processing programming language. Given a multi-million lines of text file containing the following data – we want to know the frequencies the delegation at each …

I recently realised that the Harddrives will fail as a matter of time – and I was wondering how to check the health status of an existing drive. However, …

A Binary Search Tree (BST) is a commonly used data structure that can be used to search for an item in O(LogN) time. A BST has the following characteristics: …

Given an array of positive integers arr, find a pattern of length m that is repeated k or more times. A pattern is a subarray (consecutive sub-sequence) that consists …

The leetcode web coding IDE has a premium debugger feature – however this is not enabled during the contest. Recently I found out that you can actually print to …