Java End-of-file

/*** For each line, print the line number, followed by a single space, and then the line content received as input.

Sample Input

Hello world
I am a file
Read me until end-of-file.
Sample Output

1 Hello world
2 I am a file
3 Read me until end-of-file. **/

code

import java.util.Scanner;

public class ReadUntilEndOfFile {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int lineNumber = 1;

        while (sc.hasNextLine()) {
            String line = sc.nextLine();
            System.out.println(lineNumber + " " + line);
            lineNumber++;
        }

        sc.close();
    }
}