initial complete for intro activities

Author: Pirkhs

010_comments.py

@@ -84,6 +84,7 @@
 # yourself if you like.
 
 # Type your name as a comment on the next line.
+# Nathan
 
 # Hint: if you're on a Mac, type opt + 3 to get a #
 

013_add_two.py

@@ -17,7 +17,8 @@
 
 # YOUR FUNCTION GOES BELOW THIS LINE
 
-
+def add_two(num):
+ return num + 2
 
 # YOUR FUNCTION GOES ABOVE THIS LINE
 

015_add_numbers.py

@@ -12,7 +12,8 @@
 
 # YOUR FUNCTION GOES BELOW THIS LINE
 
-
+def add_numbers(num1, num2):
+ return num1 + num2
 
 # YOUR FUNCTION GOES ABOVE THIS LINE
 

016_operators.py

@@ -54,34 +54,34 @@ def add_one(num):
 
 # == Subtraction ==
 
-# subtracted = 2 ? 3
-# print(f"2 ? 3 = {subtracted} (should be -1)")
+subtracted = 2 - 3
+print(f"2 - 3 = {subtracted} (should be -1)")
 
 # == Division ==
 
-# divided = 2 ? 3
-# print(f"2 ? 3 = {divided} (should be 0.6666666666666666)")
+divided = 2 / 3
+print(f"2 / 3 = {divided} (should be 0.6666666666666666)")
 
 # This kind of 'decimal point' number, 0.6666666666666666 is
 # called a float, by the way, meaning 'floating point'.
 
 # == Modulus ==
 # Sometimes known as "remainder if we divide 3 by 2"
 
-# modulus = 3 ? 2
-# print(f"3 ? 2 = {modulus} (should be 1)")
+modulus = 3 % 2
+print(f"3 % 2 = {modulus} (should be 1)")
 
 # == Floor division ==
 # Sometimes known as "division without remainder"
 
-# floor_divided = 2 ? 3
-# print(f"2 ? 3 = {floor_divided} (should be 0)")
+floor_divided = 2 // 3
+print(f"2 // 3 = {floor_divided} (should be 0)")
 
 # == Exponentiation ==
 # Sometimes known as "2 to the power of 3"
 
-# expr = 2 ? 3
-# print(f"2 ? 3 = {expr} (should be 8)")
+expr = 2 ** 3
+print(f"2 ** 3 = {expr} (should be 8)")
 
 # There are many more operators in Python that you can
 # research. You're very welcome to try out a few below:

021_two_step.py

@@ -39,7 +39,7 @@ def add_one_and_divide_by_two_with_an_expression(num):
 
 def divide_by_two_and_add_one(num):
  # Divide num by two and add one to the result
- pass # <-- This does nothing, replace it with your code
+ return num / 2 + 1 # <-- This does nothing, replace it with your code
 
 check_that_these_are_equal(
  divide_by_two_and_add_one(6),
@@ -53,7 +53,7 @@ def divide_by_two_and_add_one(num):
 
 def multiply_by_forty_and_add_sixty(num):
  # Multiply num by forty, and then add sixty
- pass # <-- This does nothing, replace it with your code
+ return num * 40 + 60 # <-- This does nothing, replace it with your code
 
 check_that_these_are_equal(
  multiply_by_forty_and_add_sixty(3423),
@@ -67,7 +67,7 @@ def multiply_by_forty_and_add_sixty(num):
 
 def add_together_and_double(num_a, num_b):
  # Add together num_a and num_b, then double the result
- pass # <-- This does nothing, replace it with your code
+ return (num_a + num_b) * 2 # <-- This does nothing, replace it with your code
 
 check_that_these_are_equal(
  add_together_and_double(3, 4),

022_strings.py

@@ -21,7 +21,7 @@
 
 # Try out creating a string with your name in it:
 
-your_name = ???
+your_name = "Nathan"
 print(your_name)
 
 # @TASK: Check your work by running this file with:

023_string_indexing.py

@@ -52,7 +52,7 @@
 
 def get_first_letter(the_str):
  # Return the first letter of the string
- pass
+ return the_str[0]
 
 check_that_these_are_equal(
  get_first_letter("The king granted them"),
@@ -71,7 +71,7 @@ def get_first_letter(the_str):
 
 def get_last_letter(the_str):
  # Return the last letter of the string
- pass
+ return the_str[-1]
 
 check_that_these_are_equal(
  get_last_letter("The king granted them"),
@@ -90,7 +90,7 @@ def get_last_letter(the_str):
 
 def get_nth_letter(the_str, n):
  # Return the letter of the string at the specified index
- pass
+ return the_str[n]
 
 check_that_these_are_equal(
  get_nth_letter("The king granted them", 4),
@@ -110,7 +110,7 @@ def get_nth_letter(the_str, n):
 def get_letters_between_four_and_eight(the_str):
  # Return the section of the string between indexes four
  # and eight
- pass
+ return the_str[4:8]
 
 check_that_these_are_equal(
  get_letters_between_four_and_eight("The king granted them"),

024_string_operations.py

@@ -42,7 +42,7 @@
 new_string = old_string.replace("YOUR_NAME", "Kay")
 
 # Uncomment this next line to see the result
-# print(new_string)
+print(new_string)
 
 # You'll notice here that the function is coming in a
 # different place. Let's compare `len` and `replace`:
@@ -80,7 +80,7 @@
 
 def make_uppercase(string):
  # Return the string in uppercase
- pass
+ return string.upper()
 
 check_that_these_are_equal(
  make_uppercase("hello"), "HELLO")
@@ -97,7 +97,7 @@ def make_uppercase(string):
 
 def make_lowercase(string):
  # Return the string in lowercase
- pass
+ return string.lower()
 
 check_that_these_are_equal(
  make_lowercase("HELLO"), "hello")
@@ -115,7 +115,7 @@ def make_lowercase(string):
 def strip_whitespace(string):
  # Return the string with any whitespace removed from
  # the start and end
- pass
+ return string.strip()
 
 check_that_these_are_equal(
  strip_whitespace("hello "), "hello")

025_string_concatenation.py

@@ -58,7 +58,7 @@
 def greet(name):
 # Return the string "Hello, Kay!" where "Kay" is the
 # name provided
-pass
+return f"Hello, {name}!"
 
 check_that_these_are_equal(
 greet("Chuang-tzu"),

026_ifs.py

@@ -54,7 +54,10 @@
 def is_first_of_the_month(day_number):
  # Return "First of the month!" if the day number is 1.
  # Return "Not first of the month" otherwise.
- pass
+ if day_number == 1:
+ return "First of the month!"
+ else: 
+ return "Not first of the month"
 
 check_that_these_are_equal(
  is_first_of_the_month(1),
@@ -75,7 +78,10 @@ def has_five_chars(the_str):
  # Return "STRING is five characters long" if the string
  # is five characters long.
  # Otherwise, return "Not five characters".
- pass
+ if (len(the_str) == 5):
+ return f"{the_str} is five characters long"
+ else: 
+ return "Not five characters"
 
 check_that_these_are_equal(
  has_five_chars("ABCDE"),