Java Programs

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 ...

Java Program To Calculate Number Of Words In A String – In this article, we will brief in on all the methods to calculate the number of words in a string. The following java code has been written in multiple ways, if you have any suggestions or queries do leave a comment about number of words in string. The methods ...

Write a Java program to count number of words and characters in a text or string, the following java program has been written in multiple ways along with sample outputs as well. This code is for counting the number of words in a user input string using Java language. The problem here is to count the number of words in ...

Java get first element of array list, the following Java program has been written in a multiple ways to print the first element of an array in Java along with outputs, if you have any doubts you can leave a comment here. Check – Java Return Last Element In Array This code is for displaying or printing out the first ...

Java program to convert decimal to binary. Here is the following code that you are searching for it. The following program has been written in three different ways using arrays, using the static method, using recursion, and vice versa conversion from Binary to decimal. What is binary and how it represents? A binary number is a number expressed in the ...

Java program to convert decimal to octal vice versa octal to decimal using standard values, recursion, array, and vice versa. Here are the basic steps just to let you know the conversion from decimal to octal in math. If you have a clear idea about the conversion then skip the below tutorial and check out the programming – Here is ...

Java Program to convert Decimal to Hexadecimal vice versa Hexadecimal to Decimal. Here we have written the code in three different ways using arrays, static method, recursion, vice versa with sample output and an example program. Before getting into the programming a couple of lines just to let you know the basics. What is Decimal? A decimal number system is a ...

Java program to calculate the sum of N numbers using arrays, recursion, static method, using while loop. Here is the complete Java program with sample outputs. You can learn more tutorials here and Java interview questions for beginners. With the following program, you can even print the sum of two numbers or three numbers up to N numbers. How to ...

Java program to calculate hamming distance between two strings & two Integers. The following program has been written in multiple ways along with sample output. If you looking out for any clarficiations regarding hamming distance, leave a comment here. For solving any problem, we first need to understand the problem statement properly and then, look for any constraints if mentioned. ...

Hurdle race & hurdle jump java program Hackerrank solution, Create a function that takes an array of hurdle heights and a jumper’s jump height, and determine whether or not the hurdler can clear all the hurdles. A hurdler can clear a hurdle if their jump height is greater than or equal to the hurdle height. Examples: hurdleJump([1, 2, 3, 4, ...