Your first Java program

Program

public class Hello {
    public static void main(String[] args) {
        System.out.println("Hello, AITrove!");
    }
}

Output

Hello, AITrove!

Practice

Save as Hello.java. With a JDK installed, compile with javac Hello.java and run with java Hello. Change the message and repeat.

Common Mistakes

Check empty inputs and invalid values before applying this operation to application data. State whether a method edits shared state or returns a separate value.