Java Programs

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 ...

Implement Heap sort using Java – We will discuss the methods to Implement heapsort in Java. The compiler has been added so that you can easily execute the programs on your own, alongside suitable examples and sample outputs. The methods are as follows: Using Array. Using Buffered Reader. HeapSort Java Program – Using Array 1) Using the Scanner class method nextInt(), ...

Matrix Multiplication In Java – Here, we will discuss the various methods on how to multiply two matrices using Java. The compiler has been added so that you can execute the given programs yourself, alongside suitable examples and sample outputs. Using For Loop Using While Loop Using Do-While Loop How To Perform Matrix Multiplication: Matrix multiplication is a simple binary ...

Here is we have to check if an array contains a value Java Program. Along with that, we will provide you with suitable examples and sample output. This code is for checking whether a user-determined element is present in an array using Java language. The problem here is to check whether a given element is present in an array. Our ...

Compare Strings by Count of Character through Java Program – In this particular article, we will be talking about the code to compare whether two user-defined strings are equal in length using Java language. Suitable examples and sample output will be provided accordingly. The problem here is to check whether two given strings are equal in length. The input here ...

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 enter two angles of a triangle and find the third angle in Java, to find the missing third angle, we first need the other two known angles of the triangle. Our expected output is whether the angle is an acute angle, an obtuse angle or a right angle. To begin the solution, we first require the two ...

Reverse A String In Java – Here, we have discussed the various methods to reverse a string using java. The compiler has been added so that you can execute the programs by yourself, alongside suitable examples and sample outputs. The methods are as follows: The following program to find reverse a string has been written in five different ways. If you ...

Bitwise operators in Java that may be used to integer types such as long, int, short, char, and byte. The bitwise operator operates on bits and performs bit-by-bit operations. Bitwise operator in java questions has been a thing since the beginning. Here, we will take care of several such as AND operator java program, XOR bitwise Java program, OR bitwise ...