#!/usr/bin/env python

import sys

filter_chars = [' ', 't', 'n', 'r']


def is_filtered_char(c):
    return c in filter_chars


def is_filtered_eol_char(c):
    return c in ['n', 'r']

inside_double_quoted_string = inside_single_quoted_string = False
some_chars = sys.stdin.read()
for c in some_chars:
    if c == '"':
        if not inside_double_quoted_string:
            inside_double_quoted_string = True
        else:
            inside_double_quoted_string = False
    if c == "'":
        if not inside_single_quoted_string:
            inside_single_quoted_string = True
        else:
            inside_single_quoted_string = False

    if not inside_double_quoted_string and not inside_single_quoted_string and not is_filtered_char(c):
        sys.stdout.write(c)
    elif (inside_double_quoted_string or inside_single_quoted_string) and not is_filtered_eol_char(c):
        sys.stdout.write(c)