Codecademy python

diaoyudao

　　#1



print "Welcome to Python!"
　　#2



my_variable = 10
　　#3



# Set the variables to the values listed in the instructions!
my_int = 7
my_float = 1.23
my_bool = True
　　#4



# my_int is set to 7 below. What do you think
# will happen if we reset it to 3 and print the result?
my_int = 7
# Change the value of my_int to 3 on line 8!
my_int = 3
# Here's some code that will print my_int to the console:
# The print keyword will be covered in detail soon!
print my_int
　　#5



def spam():
eggs = 12
return eggs   
print spam()
　　#6



def spam():
eggs = 12
return eggs     
print spam()
　　#7



spam = True
eggs = False
　　#8



#fuck you
mysterious_variable = 42
　　#9



"""233
"""
　　#10



# Set count_to equal to the sum of two big numbers
count_to = 100+1000

print count_to
　　#11



#Set eggs equal to 100 using exponentiation on line 3!
eggs = 10**2
print eggs
　　#12



#Set spam equal to 1 using modulo on line 3!
spam = 5 % 4
print spam
　　#13



#fuck you
monty = True
python = 1.234
monty_python = python**2
　　#14



# Assign the variable meal the value 44.50 on line 3!
meal = 44.50
　　#15



meal = 44.50
tax = 6.75 / 100
　　#16



# You're almost there! Assign the tip variable on line 5.

meal = 44.50
tax = 0.0675
tip = 15.0 /  100
　　#17



# Reassign meal on line 7!
meal = 44.50
tax = 0.0675
tip = 0.15
meal = meal + meal*tax
　　#18



# Assign the variable total on line 8!
meal = 44.50
tax = 0.0675
tip = 0.15
meal = meal + meal * tax
total = meal + meal * tip
print("%.2f" % total)
　　#19



# Set the variable brian on line 3!
brian = "Hello life!"
　　#20



# Assign your variables below, each on its own line!
caesar = "Graham"
praline = "John"
viking = "Teresa"

# Put your variables above this line
print caesar
print praline
print viking
　　#21



# The string below is broken. Fix it using the escape backslash!
'This isn\'t flying, this is falling with style!'
　　#22



"""
The string "PYTHON" has six characters,
numbered 0 to 5, as shown below:
+---+---+---+---+---+---+
| P | Y | T | H | O | N |
+---+---+---+---+---+---+
0   1   2   3   4   5
So if you wanted "Y", you could just type
"PYTHON"[1] (always start counting from 0!)
"""
fifth_letter = "MONTY"[4]
print fifth_letter
　　#23



parrot = "Norwegian Blue"
print len(parrot)
　　#24



parrot = "Norwegian Blue"
print  parrot.lower()
　　#25



parrot = "norwegian blue"
print parrot.upper()
　　#26



"""Declare and assign your variable on line 4,
then call your method on line 5!"""
pi=3.14
print str(pi)
　　#27



ministry = "The Ministry of Silly Walks"
print len(ministry)
print ministry.upper()
　　#28



"""Tell Python to print "Monty Python"
to the console on line 4!"""

print "Monty Python"
　　#29



"""Assign the string "Ping!" to
the variable the_machine_goes on
line 5, then print it out on line 6!"""
the_machine_goes = "Ping!"
print the_machine_goes
　　#30



# Print the concatenation of "Spam and eggs" on line 3!
print "Spam "+"and "+"eggs"
　　#31



# Turn 3.14 into a string on line 3!
print "The value of pi is around " + str(3.14)
　　#32



string_1 = "Camelot"
string_2 = "place"
print "Let's not go to %s. 'Tis a silly %s." % (string_1, string_2)
　　#33



name = raw_input("What is your name?")
quest = raw_input("What is your quest?")
color = raw_input("What is your favorite color?")
print "Ah, so your name is %s, your quest is %s, " \
"and your favorite color is %s." % (name, quest, color)
　　#34



# Write your code below, starting on line 3!
my_string ="haha"
print len(my_string)
print my_string.upper()
　　#35