import java.io.*;
import java.util.*;

public class B implements Runnable {

	BufferedReader br;
	StringTokenizer st;
	PrintWriter out;

	String nextToken() throws IOException {
		while (!st.hasMoreTokens()) {
			st = new StringTokenizer(br.readLine());
		}
		return st.nextToken();
	}

	int nextInt() throws IOException {
		return Integer.parseInt(nextToken());
	}

	String nextStr() throws IOException {
		return nextToken();
	}

	char nextChar() throws IOException {
		return nextToken().charAt(0);
	}

	long nextLong() throws IOException {
		return Long.parseLong(nextToken());
	}

	double nextDouble() throws IOException {
		return Double.parseDouble(nextToken());
	}

	public void solve() throws IOException {
		
		StringBuilder answer = new StringBuilder();
		int cnt = 0;
		
		do {
			
			String tmp = br.readLine();
			
			boolean t = false;
			for ( int i=0; i<tmp.length(); ++i ) {
				if ( tmp.charAt(i) != ' ' ) {
					if ( tmp.charAt(i) == '#' )
						t = true;
					break;
				}
			}
			if ( t == false ) {
				
				for ( int i=0; i<tmp.length(); ++i ) {
					if ( tmp.charAt(i) != ' ' ) {
						answer.append(tmp.charAt(i));
					}
				}
			}else {
				if ( cnt != 0 )
					answer.append('\n');
				answer.append(tmp);
				answer.append('\n');
			}
			++cnt;
		}while ( br.ready() );
		out.println( answer.toString() );
		
	}

	public void run() {
		try {
			br = new BufferedReader(new InputStreamReader(System.in));
			out = new PrintWriter(new OutputStreamWriter(System.out));
			st = new StringTokenizer("");
			solve();
		} catch (Exception e) {
			e.printStackTrace();
			System.exit(1);
		} finally {
			out.close();
		}
	}

	public static void main(String[] args) {
		new Thread(new B()).start();
	}
}