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def tickets(numbers):
    """The new "Avengers" movie has just been released! There are a lot of people at the cinema box office standing 
    in a huge line. Each of them has a single 100, 50 or 25 dollar bill. An "Avengers" ticket costs 25 dollars. 
    Return YES, if Vasya can sell a ticket to every person and give change with the bills he has at hand at that 
    moment. Otherwise return NO """
    money = []
    for number in numbers:
        if number == 25:
            money.append(number)
        try:

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import re


def camel(phrase):
    """Complete the solution so that the function will break up camel casing, using a space between words."""
    regex = re.compile(r'''[A-Z]''')
    words = [d for d in phrase]
    for word in regex.finditer(phrase):
        if " " in words:
            # Because of the first insert of " " the indexes have been moved.

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def namelist(names):
    """
    Given: an array containing hashes of names
    Return: a string formatted as a list of names separated by commas except for the last two names, which should be
    separated by an ampersand. More info: https://bit.ly/2O1dmvs"""
    list_of_names = [value for name in names for key, value in name.items()]
    if len(list_of_names) >= 2:
        #  Replacing comma in the end of string with ampersand.
        return (', '.join(list_of_names)[::-1].replace(",", "& ", 1))[::-1]
    else:

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# ! python3
# mcb.pyw - saves and loads a pieces of text
#   to the clipboard.
# Usage: py.exe mcb.pyw save <keyword> -
#   Saves the clipboard to a keyword
# py.exe mcb pyw <keyword> - \
#   Loads a keyword to the clipboard
# py.exe mcb.pyw list - \
#   Loads all keywords
#   mcb.pyw delete <keyword> - \

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# Create a Mad Libs program that reads in text files and lets the user add
# their own text anywhere the word ADJECTIVE, NOUN, ADVERB, or VERB
# appears in # the text file. For example, a text file may look like this:

# The ADJECTIVE panda walked to the NOUN and then VERB. A nearby NOUN was
# unaffected by these events.

# The program would find these occurrences and prompt the user to replace them.

with open("ad.txt", "r") as file:

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# Write a program that opens all . txt files in a folder 
# and searches for any line that matches a user-supplied regular expression.
# The results should be printed to the screen. 

import os
import re

needed_word = input("Write down which word you wanna find: ")
regex = re.compile(f'''{needed_word}''')
for word in os.listdir():

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#!python3

"""Write a program that walks through a folder tree and searches for files with a certain fileextension (such as
.pdf 
 or
.jpg).
   Copy these files from whatever location they are in to a new folder."""

import os
import shutil

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import os

"""Write a program that walks through a folder tree and searches for exceptionally large files or folders — say, 
ones that have a file size of more than 100MB. 
   Print these files with their absolute path to the screen. """

flag = False
for foldername, subfolder, filename in os.walk(r"C:\Users\python\Desktop"):
    folders = [foldername + "\\" + folder for folder in filename]
    user_answers_yes = ["y", "yes", "yep", "yeah"]

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#!python3

import os
import re

"""Write a program that finds all files with a given prefix, such as spam001.txt , spam002.txt ,
and so on, in a single folder and locates any gaps in the numbering (such as if there is a
spam001.txt and spam003.txt but no spam002.txt ). 
Have the program rename all the later files to close this gap."""

kurzweil777

#!python3

import os
import re

"""As an added challenge, write another program that can insert gaps into numbered files so that a new file can be 
added. """

working_directory = input("Input your working directory with files: ")
numbers = [[correct_number + 1, number_of_file] for foldername, subfolder, filename in