finished responses to challenges

challenges/01-calc.py

@@ -2,3 +2,20 @@
 # input() always returns a string value. If you ever want someone
 # to enter a number you have to use the `int()` function to convert
 # what they typed in to a string.
+
+def simple_calc():
+    user_choice = input("what would you like to do? Type '+', '-', '*', or '/': ")
+    num1 = int(input('what is number 1? '))
+    num2 = int(input('what is number 2? '))
+    if (user_choice == '+'):
+        print(num1 + num2)
+    elif (user_choice == '-'):
+        print(num1 - num2)
+    elif (user_choice == '*'):
+        print(num1 * num2)
+    elif (user_choice == '/'):
+        print(num1 / num2)
+    else:
+        return 'no valid option entered'
+
+simple_calc()

challenges/02-reverse.py

@@ -6,3 +6,13 @@
 # several ways to reverse a string, and it's a good read!
 #
 # http://www.techbeamers.com/essential-python-tips-tricks-programmers/?utm_source=mybridge&utm_medium=blog&utm_campaign=read_more#tip1
+
+def reverse_string(word):
+    word_reversed = ''
+    for character in word:
+        word_reversed = character + word_reversed
+
+    print("Here is your original word: ", word)
+    print("Here is the reversed word: ", word_reversed)
+
+reverse_string(input('What word would you like to reverse today? '))

challenges/03-bank.py

@@ -1,3 +1,41 @@
-print("Welcome to Chase bank.")
-print("Have a nice day!")
 
+balance = int(input('Enter your starting balance: \n'))
+
+print("Welcome to PNC Bank!")
+
+def going_to_bank():
+    services = input('How may we help you today? (Deposit, Withdraw, Check Balance) \n')
+    if (services == 'Deposit' or services == 'deposit'):
+        deposit_amount = int(input('How much would you like to deposit today? \n'))
+        print(f"You have deposited ${deposit_amount}. Your new balance is ${deposit_amount+balance}")
+        anything_else = input("Is there anything else you would like to do today? (Yes or No) \n")
+        if (anything_else == 'Yes' or anything_else == 'yes'):
+            going_to_bank()
+        elif (anything_else == 'No' or anything_else == 'no'):
+            print('Have a great day!')
+        else:
+            print("Hmm, I didn't understand that. Goodbye!")
+    elif (services == 'Withdraw' or services == 'withdraw'):
+        withdraw_amount = int(input('How much would you like to withdraw today? '))
+        print(f"You have withdrawn ${withdraw_amount}. You have ${balance-withdraw_amount} left in your account.")
+        anything_else = input("Is there anything else you would like to do today? (Yes or No) \n")
+        if (anything_else == 'Yes' or anything_else == 'yes'):
+            going_to_bank()
+        elif (anything_else == 'No' or anything_else == 'no'):
+            print('Have a great day!')
+        else:
+            print("Hmm, I didn't understand that. Goodbye!")
+    elif (services == 'Check Balance' or services == 'check balance'):
+        print(f"You have ${balance} in your account")
+        anything_else = input("Is there anything else you would like to do today? (Yes or No) \n")
+        if (anything_else == 'Yes' or anything_else == 'yes'):
+            going_to_bank()
+        elif (anything_else == 'No' or anything_else == 'no'):
+            print('Have a great day!')
+        else:
+            print("Hmm, I didn't understand that. Goodbye!")
+    else:
+        print("Sorry, I didn't catch that.")
+        going_to_bank()
+
+going_to_bank()

challenges/04-alphabetical.py

@@ -1,3 +1,12 @@
 # You'll need to use a couple of built in functions to alphabetize a string. 
 # Try to avoid looking up the exact answer and look at built in functions for
 # lists and strings instead.
+
+def alphabetical():
+    word = input("\n Give me a string to alphabetize: \n")
+    character_array = list(word)
+    character_array.sort()
+    sorted_word = "".join(character_array)
+    print("\n Here is your word alphabetized: \n", sorted_word)
+
+alphabetical()