Why do sun flowers move with sunlight?
What is blend for visual studio?
What is the shortcut for slideshow?
What should I know about the zend framework cla before submitting it?
How to create discussion forum in asp.net mvc? : Asp.Net MVC
What are the main components of Cassandra data models?
Can we use wpf in web application?
Does a function need a return?
What is merge formatting in word?
When was the indian made rocket “ rohini ” launched from thumba?
What is the basic difference between creating WCF service or WEB services?
What is difference between library and helper in codeigniter?
What are the basic data types supported by python?
What is the difference between the LIKE and REGEXP operators?
You are given a dictionary of all valid words. You have the following 3 operations permitted on a word: delete a character, insert a character, replace a character. Now given two words - word1 and word2 - find the minimum number of steps required to convert word1 to word2. (one operation counts as 1 step.)