/*
Jessica Miller, CSE 142, Autumn 2010
This program reads an input file and collapses all spaces between tokens to 
one space.
*/

import java.io.*; //File
import java.util.*; // Scanner

public class CollapseSpaces {
	public static void main(String[] args) throws FileNotFoundException {
		Scanner input = new Scanner(new File("lincoln_spaced_out.txt"));
		collapseSpaces(input);
	}
	
	public static void collapseSpaces(Scanner input) {
		while (input.hasNextLine()) {
			String line = input.nextLine();
			Scanner tokens = new Scanner(line);
			
			while (tokens.hasNext()) {
				String token = tokens.next();
				System.out.print(token + " ");
			}
			
			System.out.println();
		}
	}
}