Category: algorithms

A Palindrome string is a string that mirrors itself, for example, ’12a21′ reverse is the same string and ‘abcde’ is not.  A Palindrome number is a integer number that …

Question: Given a number (integer) stored in an array of digits int digits Plus one and return the new array. Source: http://oj.leetcode.com/problems/plus-one/ The number is written from left to right, so for …

oj.leetcode.com is an online judge website that provides quick exercise to programming tasks. This is helpful before you go for an interview for a software company. The tasks seem easier …

I have created an online page that allows people to upload any single photo to server. The URL to list all the photos (visible) is https://rot47.net/picture-gallery To add a photo …

CRC (Cyclic Redundancy Checksum)  is a quick method to compute a value (or sometimes known as hash), that can be used to represent the data integrity. CRC32 computes a …