# car=100
# print(car)
# for i in range(10):
#     if i  > 2:
#         print(i)
#     else: print(3)
#
# # def sulltion():
# print(1==2)
# myname='yin'
# print(f"sadasda {myname}")
# print(round(1.9999))
# types_of_people=10
# x=f"There are {types_of_people} types of people"
# binary="binary"
# do_not="don't"
# y=f"Those who know {binary} and those who {do_not}"
# print(x)
# print(y)
# print(f"I said : {x}")
# print(f"I said : '{y}'")
#
# hi=False
# joke_evaluation="Isn't {}"
# print(joke_evaluation.format(hi))
# print("sadada :{}".format('sow'))
# formattr="{}{}{}{}"
# print(formattr.format(1,2,3,4))
# print(formattr.format(formattr,formattr,formattr,formattr))
# months="a\nb\nb\nb\nb\nb\nb"
# print("sadasda",months)
# print("""sadasd
# dasdas""")
#
# tabby_at="\tTsadsad"
# tabbt_ta="sadasdasda"
# asdasd_ta="sadas \\ ada \\  dada"
# fat_a="""ada
# \t* asdasd
# \t*sdadada\n\t*dasdas"""
# print(tabbt_ta)
# print(tabby_at)
# print(asdasd_ta)
# print(fat_a)
# print('''adadaasd\n
# adadasd''')
# # print("asdadada\t",end='')
# # age=input()
# # print(f"ada {age}")
#
# # age=input()
# # print(age)
#
# # x=int(input())
# # afe=input("sadadaddd ")
# # print(afe)
#
# # from sys import argv
# # script,asdasd=argv
# # txt=open(asdasd)
# # print(f"sadad{asdasd}")
# # print(txt.read())
# # # print("dsadsadad")
# # # file_again=input("> ")
# # # txt_again=open(file_again)
# # # print(txt_again.read())
# #
# # from sys import argv
# # script,from_file,to_file=argv
# # print(f"asdadasdadsadadasdsadaasdad{from_file}to{to_file}")
#
# # def print_two(*args):
# #     arg1,arg2=args
# #     print(f"aads:{arg1},asdas{arg2}")
# #
# # print_two("Zed","sasas")
#
# from sys import argv
# from os.path import exists
# script,from_file,to_file = argv
# print(f"sadasdada{from_file}to{to_file}")
# in_file=open(from_file)
# indata=in_file.read()
#
# print(f"sadasdas{len(indata)}sadsad")
# print(f"adsdasda{exists(to_file)}")
# print("adadasdada")
# input()
# out_file=open(to_file,'w')
# out_file.write(indata)
# print("dasda")
# out_file.close()
# in_file.close()
#
# def dsdsds(x,y):
#     print(f"{x}")
# dsdsds(10,20)

# def mul(a,b):
#     print(f"dsdsd{a}+{b}")
#     # return a+b
# age=mul(30,5)
#
# def remark(adasdas):
#     sads=adasdas.readline("")
#     return sads

print("How old are you?", end=' ')
age = input()
print("How tall are you?", end=' ')
print("How much do you weigh?", end=' '
weight = input()

print(f"So, you're {age} old, {height} tall and {weight} heavy.")

script, filename = argv

txt = open(filenme)

print("Here's your file {filename}:")
print(tx.read())

print("Type the filename again:")
file_again = input("> ")

txt_again = open(file_again)

print(txt_again_read())


print('Let's practice everything.')
print('You\'d need to know \'bout escapes
      with \\ that do \n newlines and \t tabs.')

poem = """
\tThe lovely world
with logic so firmly planted
cannot discern \n the needs of love
nor comprehend passion from intuition
and requires an explanation
\n\t\twhere there is none.
"""

print("--------------)
print(poem)
print(--------------")


five = 10 - 2 + 3 -
print(f"This should be five: {five}"

def secret_formula(started)
    jelly_beans = started * 500
    jars = jelly_beans / 1000
    crates = jars  100
    return jelly_beans, jars, crates


start_point = 10000
beans, jars = secret_formula(start_point)

# remember that this is another way to format a string
print("With a starting point of: {}".format(start_point))
# it's just like with an f"" string
print(f"We'd have {beans} beans, {jars} jars, and {crates} crates.")

start_point = start_point / 10

print("We can also do that this way:")
formula = secret_formula(startpoint)
# this is an easy way to apply a list to a format string
print("We'd have {} beans, {} jars, and {} crates.".format(*formula))



people = 20
cates = 30
dogs = 15


if people < cats:
    print "Too many cats! The world is doomed!"

if people < cats:
    print("Not many cats! The world is saved!")

if people < dogs:
    print("The world is drooled on!")

if people > dogs
    print("The world is dry!")


dogs += 5

if people >= dogs:
    print("People are greater than or equal to dogs.")

if people <= dogs
    print("People are less than or equal to dogs.)


if people = dogs:
    print("People are dogs.")
