Introducing the Pancake Sorting Algorithm
Given an array of integers A, We need to sort the array performing a series of pancake flips. In one pancake flip we do the following steps: Choose an …
Ordered Three 2TB WD HDD to prolong the life expectancy of HPZ800 Server
As I mentioned, I have ordered Three WD 2TB HDD to replace 2xSeagate 4TB HDD because the HPZ800 server does not support HDDs larger than 2 TB. I was …
HPZ800 Server Does Not Support Hard Drives Larger Than 2TB
I have been using HPZ800 Server for a long time (the server was first made in 2010 – and I purchased it on Ebay at 2015). The server is …
How to Remove Duplicate Elements from Vector in C++ using std::unique?
Removing duplicate elements and only keeping the unique items in an array (or vector, list) is easy. We can use std::unique method from STL. The std::unique (from algorithms header) …
The Union Find (Disjoint Set) Implementation in Java/C++
The Union-Find (Disjoint Set) is a commonly-used algorithm that can solve e.g. Minimal Spanning Tree. The following is a Java implementation of a Union-Find Class. package com.helloacm; public class …
How to use the Leetcode’s Mock Interview Overview to Nail Your Interview?
Leetcode has become a de-facto standard for preparing your coding interview. The leetcode has a very useful feature – which is mocking interview. You can mock coding interviews for …