Prims Algorithm
Let G=(V,E) be an undirected,connected and weighted graph.A sub-graph T=(V,E’) of G is a spanning tree of G if T is a tree.There may be several spanning trees t...
Author: Sreekumar Kj
Sreekumar (KJ) has been a hobby programmer from school days. Codemarvels is his personal blog from the year 2010, where he writes about technology, philosophy, society and a bit about physics.
He now runs a conversational AI company - DheeYantra - focusing his efforts to help businesses improve operational efficiency using digital employees powered by AI.
Android Development Primer: Working with Videos in Android
In the last post, I showed you how to integrate audios to your Android Application. Just like audios, we can also have our applications play videos if we want t...
Minimum Cost Path (DP Example)
Dynamic programming is a method for solving complex problems by breaking them down into simpler sub-problems. It is applicable to problems exhibiting the proper...
Android development primer: Working with Audio in Android
We can have audios in our Android application. It can be used as and when required and is decided by the Application Developer. Adding and configuring audios to...
Magic Square
A magic square is an arrangement of numbers in a square grid, where the numbers in each row, and in each column, and the numbers in the forward and backward mai...
Android development primer: Progress Dialog in Android – Horizontal Style
In the last post, we saw how to make a Progress Dialog with Spinner style progress bar. Here, we will see how to make a Horizontal Style bar. Set the content vi...
Largest multiple of 3
Given an array of digits,the task is to find the largest multiple of 3 that can be formed from array elements. Example- Input array is {4,8,0}.Then,the largest ...
Android development primer: Progress Dialog in Android – Spinner Style
I have already posted about the Alert Dialog and the Custom Dialog in Android. However, in this post, I will show you how to make your application fancier by ad...
Android development primer: Creating Dialogs in Android
We have seen how to create and use Alert Dialog. Now we will see how to create and use a general dialog. In most places you find Alert Dialog explained on after...
Fibonacci Numbers
Fibonacci is the most famous sequence in the programming world. It is defined by the following recursive formulation: f(n)=f(n-1) + f(n-2) where f(0)=0 & f(...