import java.io.*;
import java.util.*;
import java.text.*;
import java.math.*;
import java.util.regex.*;
public class Solution {
public static void main(String[] args) {
Scanner line = new Scanner(System.in);
int counter = 1;
while (line.hasNextLine()) {
String line = line.nextLine();
System.out.println(counter + " " + line);
counter++;
}
}
}
Task: Each line will contain a non-empty string. Read until EOF. For each line, print the line number followed by a single space and the line content.
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.