Add Bank Interest Calculator as a new project

Bank_Interest_Calculator/README.md

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+# Bank Interest Calculator
+
+Simple Text-based interest calculator
+
+### What can I do with it?:
+- Calculate the interest amount
+- Calculate the total amount including the interest 
+  #### for the specified amount of years.
+
+### How can I run it?
+#### You can run it via:
+- terminal or command prompt
+- any IDE that supports Python

Bank_Interest_Calculator/interest_calculator.py

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+running = True
+
+
+def program(choice):
+    years = int(input('How many years are you going to save? >> '))
+    amount = int(input('How much are you saving yearly? >> '))
+    r = input('What is the interest rate per year? (eg: 10, 0.1) >> ')
+    try:
+        rate = int(r)
+    except ValueError:
+        rate = float(r)
+    new_amount = 0
+    balance = 0
+    total = 0
+    interest = 0
+    n = 0
+
+    if choice.lower() == 'i':
+        for i in range(0, int(years)):
+            n += 1
+            if type(rate) is float:
+                interest += amount * rate
+            elif type(rate) is int:
+                interest += amount * (rate / 100)
+
+            print(f"In year {n}, the interest earned will be ${interest}")
+            total += interest
+        print(f'By the end of year {n}, the total interest earned will be ${total}.')
+
+    elif choice.lower() == 't':
+        for i in range(0, int(years)):
+            n += 1
+            if type(rate) is float:
+                if balance == 0:
+                    interest = amount * rate
+                    balance = amount + interest
+                elif balance > 0:
+                    old_balance = balance
+                    interest = (old_balance + amount) * rate
+                    balance = old_balance + amount + interest
+            elif type(rate) is int:
+                if balance == 0:
+                    interest = amount * (rate / 100)
+                    balance = amount + interest
+                elif balance > 0:
+                    old_balance = balance
+                    interest = (old_balance + amount) * (rate / 100)
+                    balance = old_balance + amount + interest
+
+            print(f"In year {n}, your total balance will be ${round(balance, 2)}")
+        print(f'By the end of year {n}, your total balance will be {round(balance, 2)}.')
+
+
+while running:
+    print(
+        "How would you like to be calculated?\n'I' for total interest amount\n'T' for total balance including interest "
+        "amount\n'E' to exit program")
+    user_choice = input("Method >> ")
+    if user_choice.lower() == 'e':
+        running = False
+    else:
+        program(user_choice)