How to run a simple program?

Question

Java

public class Home
{
int a;
int b;

public static void main (String[] args)
{
System.out.print(1);
}
public static double pi ()
}
return 3.14;
}
}

Answer 1

In console.

Answer 2

First, you need to compile what you wrote. To do this, download the JDK and run javac Home.java in the console and you will get a compiled Home.class file that you can run using the java virtual machine itself, in other words, by typing java Home.class in the console Are
you running Windows or Linux?

Answer 3

ideone.com