Java Programs

Merge Sort Java –  Java program to implement merge sort using array & Buffered reader. Check out the list of complete Java sorting programs here. Using Array Using Buffered Reader The compiler is also added to the aforementioned so that you can execute the program yourself, alongside suitable outputs and examples. Merge Sort is a basic comparison based sorting algorithm which ...

Java program to print Left Arrow star pattern program. We have written below the print/draw Left Arrow asterisk/star pattern program in four different ways with sample example and output, check it out. At the end of the program, we have added compiler so that you can execute the below codes – List of Complete Pattern Programs in Java here. Print Left ...

Java program to print Inverted mirrored right triangle star pattern program. We have written below the print/draw inverted mirrored right triangle asterisk/star pattern program in four different ways with sample example and output, check it out. At the end of the program, we have added compiler so that you can execute the below codes. Using For Loop Using While Loop Using ...

Java Program to display/print the transpose of a given matrix.  The following program to print the transpose of a matrix has been written in three different possible ways which have been shared here: Using For Loop Using While Loop Using Do-While Loop The compiler has been added to the aforementioned, so that you can execute the programs, along with suitable ...

Java program to print hollow diamond star pattern program. We have written below the print/draw hollow diamond asterisk/star pattern program in four different ways with sample example and output, check it out. At the end of the program, we added compiler so that you can execute the below codes. Using For Loop Using While Loop Using Do While Loop Using For ...

Java program to check a perfect number or not. The following program has been written in 3 different ways to check whether the given number is a perfect number or not. The compiler is also added so that you can execute the program yourself, along with sample outputs citing few examples. The methods used are: Print using While Loop. Print ...

Java algorithm to implement quick sort. In this topic, we will discuss the various methods by which a quick sort algorithm/Program can be done using Array & We have added compiler to each program along with sample outputs explaining a few examples. For More Java sortings you can visit here, The methods used here are: Quick Sort Algorithm – Using ...

Java program to calculate entropy in 5 ways. Entropy, in short, is the average level of information or uncertainty in a particular variable’s possibility of outcomes. Our problem statement here is, to write a code to find the entropy of a number of messages. For this, our required inputs are, the number of messages (n) and the probability of each ...

Palindrome program in Java – Here, we will discuss the various methods to check whether a given number is a palindrome or not. A compiler is added so that you can execute the program yourself, alongside various examples and sample outputs are given. The methods aforementioned are: Print using For Loop Print using Static Method Print using Recursion Print using ...

Armstrong number in Java. Here we have written the code in four different ways standard, using for loop, recursion, while loop and also with different examples as like: between 100 and 999, between 1 to 1000 and between 1 to 500 with sample outputs and online execution tool embedded. What is Armstrong Number? A: An Armstrong number of three digits is an ...