100+ Java Programs for Practice 100+ Java Programs – Welcome to the 100+ Java Programs for Practice — a comprehensive collection of Java coding examples designed for students, beginners, and interview aspirants. This curated list covers everything from basic Java programs (loops, conditionals, arrays, and strings, patterns, classes, objects, addition, subtraction, division, multiplication) to advanced concepts like object-oriented programming (OOP), collections, file handling, exception handling, and data structures.Whether you are preparing for Java exams, coding interviews, competitive programming, or improving your core programming skills, these Java practice programs will help you build strong fundamentals, improve problem-solving ability, and gain hands-on coding experience. Start practising today and master Java programming step by step with real examples.In future, more programs will be added, so save this tutorial if you want to learn more about Java programming.100+ Java Programs for PracticeSimple Java Program ExampleJava Program to compare two numbers using if-elseJava Program for the Addition of Two NumbersJava Program for Subtraction of Two NumbersJava program to print fibonacci seriesJava Program to check a prime numberJava Program to print N prime numbersJava Program to check a palindrome numberJava Program to Print Student MarksheetJava Program using Static variable and methodJava Program using an interfaceJava Program to print the sum of command line argumentsJava Program for Handling an ExceptionJava Swing program to calculate the square of a numberJava Program to use the equal functionJava Program to handle an action eventJava Program using a constructorJava Program to print shapes using an appletJava Program to generate random numbers between 1 and 100Java Program for Method OverloadingJava Program using switch caseJava Program using an abstract classJava Program to find the sum and product of the digits of a numberJava Program to find the sum of integers divisible by 7Java Program to concatenate a string using a for loopJava Program to display a multiplication tableJava Program to swap two valuesJava Program to convert days into monthsJava Program to find an Armstrong numberJava Program to print characters of integersJava program to generate the Harmonic seriesJava Program to find the average of consecutive N odd and even numbersJava Program to take command-line argumentsJava program to use a class and an objectJava program using conditional operatorsJava program to use this keywordJava program using a double variableJava program to use the super keywordJava program to use a nested switch caseJava Program to check for a leap yearJava Program to print factorialJava Program to print a list of even numbers15+ Pattern programs in JavaJava Program to print FLOYD’S TRIANGLEJava Program to print a star pattern in a square shapeJava Program to print a pyramid of numbers using a for loopJava Program to print Even number between a rangeJava Program to print the Fibonacci series using an arrayJava Program to print a star pattern in a pyramid shapeJava Program to check if a list of numbers is a palindromeJava program to print a star pattern in a reverse pyramid shapeJava program to print prime numbers between given rangeJava Program to print a star pattern in a diamond shapeJava Program to print factorial using recursionJava Program to calculate the area of a circle using radiusJava program to print a star pattern in a triangle shapeJava Program to print a star pattern in a reverse triangle shapeJava Program to print a number pattern in a triangle shapeJava Program to print a number pattern in a reverse triangle shape