# Futures
import keyboard

from tkinter import *
# [...]

def ageCheck():
    birthYear = int(input('Your birth year: '))
    age = 2020 - birthYear
    print("You are %d years old" % (age))

# This program takes the user's birth year as an integral input and stores it as a variable.
# It then subtracts birthYear from 2020 and then prints it out in a statement.

def downwardCount():
    n = 5
    try:
        while True:
            print(n)
            n = n - 10
        except KeyboardInterrupt:
            pass

def deskLength():
    while True:
        try:
            lengthInInches = int(input("Length of the desk in inches: "))
        except ValueError:
            print("Please print an integer.")
            continue
        else:
            return lengthInInches
            break

            #deskLength needs to be rewritten to fix try and except stuff.

    lengthInCM = lengthInInches * 2.54
    print("The desk is %d centimetres long" % (lengthInCM))

def goodDay():
    x = 1

    while x <= 6:
        print("Have a good day")
        x += 1

def ticketPrice():
    age = int(input("Your age: "))

    if age < 14:
        print("You are a child and must pay $5.00.")

    elif age > 65:
        print("You are a senior and must pay $7.00.")

    else:
        print("You are an adult and must pay $9.00.")

def passOrFail():
    grade = int(input("Your class mark: "))

    if grade >= 50:
        print("You passed the course")

    if grade < 50:
        print("You failed the course")

def speedCheck():
    hours = int(input("Number of hours in trip: "))
    minutes = int(input("Number of additional minutes in trip: "))
    distance = int(input("Distance of trip in kilometers: "))

    speed = distance / (hours * 60 + minutes)

    print("You are driving at %d km/h." % (speed))

def wordCounter():

        wordList = []

        word = str(input("Enter your word: "))

        while word != "exit":
               wordList.append(word)
               word = str(input("Enter your word: "))

        wordCount = len(wordList)

        print("You inputted %d words" % (wordCount))

        exit()

def integerSizing():
    positiveIntegers = []

    while len(positiveIntegers) < 10:
        integer = int(input("Enter Positive Integer: "))

        if integer < 1:
            print("Integer must be positive")
            continue

        positiveIntegers.append(integer)

    positiveIntegers.sort()
    largest = positiveIntegers[-1]

    print("The largest number is %d" % largest)