class main is public, should be declared in a file named main.java

Question

import java.util.Scanner;

public class function

{

    public static void printMyName(String name){

        System.out.print(name);

        return;

    }

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

String name = sc.nextLine();

printMyName(name);

}

}

Answer 1

Call your class Main, not function. In Java, your class name and file name must match. The default file name is  Main.java, hence your class should have the same name.