Number Pattern Programs in Java: Number pattern programs are part of pattern programs. In the previous section, we have learned the approach to print the pattern program in Java. To print the number program in Read more…
Techie Delight Coding made easy Write an efficient algorithm to construct a binary tree from given inorder and level-order sequence. For example, Input: Inorder Traversal : { 4, 2, 5, 1, 6, 3, Read more…
Addition Program in Java We can perform the addition (sum) of two or more numbers by using the arithmetic operator (+). To write an addition program in Java, one must understand how the + operator Read more…
Given a string and a positive integer k, find all distinct substrings of a given string of any length containing exactly k distinct characters. For example, A simple solution is to generate all substrings of Read more…
Hi, I wanted to ask you what do you think about my concept of extending PHP with JSDoc capabilities. I was just frustrated that I cannot pass an array with big number of optional keys Read more…
Conversion from Mealy Machine to Moore MachineIn this topic, we will see different ways that are used for the conversion of Mealy Machine to Moore Machine. Moore MachineThe output of Moore machine depends only on Read more…
Grammar defines a set of rules, and with the help of these rules valid sentences in a language are constructed. A grammar consists of collection of substitution rules, which are also called production rules. Context Read more…
Context Free Grammar has recursive structure. The languages that are accepted with Context Free Grammar are called Context Free Languages. Context Free Grammar has one condition for production rules, i.e., on the left-hand side of Read more…
Regular ExpressionsRegular expressions are also referred as rational expressions, which are used to describe the algebraic description of regular languages. It is generally a sequence of characters that is used to find a string in Read more…
Pumping Lemma for Regular LanguagesThe language accepted by the finite automata is called Regular Language. If we are given a language L and asked whether it is regular or not? So, to prove a given Read more…