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Java Exercises

Master Java with hands-on practice problems across Beginner, Intermediate, and Advanced tracks. Filter by level, difficulty or status, and solve in our in-browser compiler.

90 questions0 / 90 solved3 levelsUpdated weekly

Programming Tracks16 Tracks

Py

Python

90 Questions

Progress0 / 90 (0%)

BeginnerIntermediateAdvanced

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Java

90 Questions

Active Track0 / 90 (0%)

BeginnerIntermediateAdvanced

C++

C++

90 Questions

Progress0 / 90 (0%)

BeginnerIntermediateAdvanced

JS

JavaScript

90 Questions

Progress0 / 90 (0%)

BeginnerIntermediateAdvanced

Java Questions90 Problems

0/90 Solved

QuestionDifficultyProgressStatus

☕Find the sum of two numbersJava · Beginner

Easy0%Not Started

☕Determine if a number is even or oddJava · Beginner

Easy0%Not Started

☕Find the largest of three numbersJava · Beginner

Easy0%Not Started

☕Reverse a stringJava · Beginner

Easy0%Not Started

☕Check if a string is a palindromeJava · Beginner

Easy0%Not Started

☕Calculate the factorial of a numberJava · Beginner

Easy0%Not Started

☕Find the sum of all numbers in a listJava · Beginner

Easy0%Not Started

☕Count the number of vowels in a stringJava · Beginner

Easy0%Not Started

☕Generate the Fibonacci sequence up to n termsJava · Beginner

Easy0%Not Started

☕Find the second largest number in a listJava · Beginner

Easy0%Not Started

☕Find the GCD (Greatest Common Divisor) of two numbersJava · Beginner

Easy0%Not Started

☕Find the LCM (Least Common Multiple) of two numbersJava · Beginner

Easy0%Not Started

☕Check if a number is primeJava · Beginner

Easy0%Not Started

☕Find the length of the longest word in a sentenceJava · Beginner

Easy0%Not Started

☕Convert a list of strings to uppercaseJava · Beginner

Easy0%Not Started

☕Remove duplicates from a list of integersJava · Beginner

Easy0%Not Started

☕Sort a list of integers in ascending orderJava · Beginner

Easy0%Not Started

☕Find the common elements in two listsJava · Beginner

Easy0%Not Started

☕Check if two strings are anagramsJava · Beginner

Easy0%Not Started

☕Find the intersection of two setsJava · Beginner

Easy0%Not Started

☕Merge two sorted listsJava · Beginner

Easy0%Not Started

☕Find the most frequent element in a listJava · Beginner

Easy0%Not Started

☕Flatten a nested listJava · Beginner

Easy0%Not Started

☕Calculate the sum of digits of a numberJava · Beginner

Easy0%Not Started

☕Find the transpose of a matrixJava · Beginner

Easy0%Not Started

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Frequently asked questions

What programming languages are covered in the exercises?

Our platform supports Python, Java, C, C++, JavaScript, and more languages used in the industry today.

How are the exercises divided across difficulty levels

Our exercises are organized into Beginner, Intermediate, and Advanced levels, letting you progress naturally.

Are the exercises suitable for both beginners and experienced coders?

Yes, the exercises are suitable for both beginners and experienced coders.

How do topic-wise exercises help in better learning?

The topic-wise exercises let you focus on one concept at a time, strengthening your understanding step by step.

Do the exercises cover both basic syntax and complex algorithms?

Yes, from basic syntax to complex algorithms, our exercises span the full range of programming challenges.

Can these exercises prepare me for coding interviews?

Yes, these exercises are designed to match real interview questions, helping you prepare for coding interviews.

Is there an integrated IDE on the platform to run and test the code?

Yes, our platform includes a built-in web IDE where you can write, test, and run your code instantly.

Do the exercises include solutions or hints for guidance?

Yes, when you're stuck, you can access helpful hints or study complete solutions to learn different approaches.

Are there any prerequisites for attempting the advanced-level exercises?

Yes, advanced exercises require a solid understanding of the basics and intermediate concepts of your chosen language.

How do these exercises improve coding speed and efficiency?

Through consistent practice and exposure to diverse challenges, you'll naturally become faster and more efficient at coding.

Is there a time limit for completing each exercise?

No, take as long as you need – our focus is on learning, not racing against the clock.

Are the exercises updated regularly to include new challenges?

Yes, we consistently update our exercise collection to include new challenges and keep up with industry trends.