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| 1 | +# Let's convert a dollar amount into a number of coins. The input will be the total amount, the output will be the number of quarters, dimes, nickles, and pennies. |
| 2 | +# Always break the total into the highest coin value first, resulting in the fewest amount of coins. For this, you'll have to use floor division //, |
| 3 | +# which throws away the remainder. 10/3 is 3.333333, 10//3 is 3. |
| 4 | + |
| 5 | +# Welcome to the Change Maker 5000 (tm) |
| 6 | +# Enter a dollar amount: 1.36 |
| 7 | +# 5 quarters, 1 dime, and 1 penny |
| 8 | +# Would you like make more change? yes |
| 9 | +# Enter a dollar amount: 0.67 |
| 10 | +# 2 quarters, 1 dime, 1 nickel, 2 pennies |
| 11 | +# Would you like make more change? no |
| 12 | +# Have a good day! |
| 13 | + |
| 14 | +# Version 2 (optional) |
| 15 | + |
| 16 | +# Instead of hard-coding the coins, store them in a list of tuples. This way you can make custom coins. |
| 17 | + |
| 18 | +# coins = [ |
| 19 | +# ('half-dollar', 50), |
| 20 | +# ('quarter', 25), |
| 21 | +# ('dime', 10), |
| 22 | +# ('nickel', 5), |
| 23 | +# ('penny', 1) |
| 24 | +# ] |
| 25 | + |
| 26 | + |
| 27 | +coins = [ |
| 28 | + ("half-dollar", 50), |
| 29 | + ("quarter", 25), |
| 30 | + ("dime", 10), |
| 31 | + ("nickel", 5), |
| 32 | + ("penny", 1), |
| 33 | +] |
| 34 | + |
| 35 | +while True: |
| 36 | + |
| 37 | + dollar_amount = "" # dollar_amount needs to be defined before used further on, dollar_amount equals empty string |
| 38 | + print("Welcome to the Change Maker 5000") |
| 39 | + while ( |
| 40 | + type(dollar_amount) != float |
| 41 | + ): # while the type of dollar_amount does NOT equal a float |
| 42 | + dollar_amount = input( |
| 43 | + "Enter a dollar amount: $" |
| 44 | + ) # dollar_amount equals user-input of dollar_amount as a "string" all inputs are strings |
| 45 | + try: |
| 46 | + dollar_amount = float( |
| 47 | + dollar_amount |
| 48 | + ) # try to convert dollar_amount to a float |
| 49 | + # print(type(dollar_amount)) |
| 50 | + except: |
| 51 | + print( |
| 52 | + f"Please enter a valid float: example is '1.57'" |
| 53 | + ) # goes into this line when the user enters an invalid input |
| 54 | + dollar_amount = dollar_amount * 100 |
| 55 | + half_dollars = dollar_amount // 50 |
| 56 | + # dollar_amount = dollar_amount-(half_dollars * 50) |
| 57 | + dollar_amount = dollar_amount % 50 |
| 58 | + # print(dollar_amount) |
| 59 | + # print(half_dollars) |
| 60 | + |
| 61 | + quarters = dollar_amount // 25 |
| 62 | + dollar_amount = dollar_amount - (quarters * 25) |
| 63 | + # print(quarters) |
| 64 | + # |
| 65 | + dimes = dollar_amount // 10 |
| 66 | + dollar_amount = dollar_amount - (dimes * 10) |
| 67 | + # print(dimes) |
| 68 | + |
| 69 | + nickels = dollar_amount // 5 |
| 70 | + dollar_amount = dollar_amount - (nickels * 5) |
| 71 | + # print(nickels) |
| 72 | + |
| 73 | + # print('total before', dollar_amount) |
| 74 | + |
| 75 | + pennies = dollar_amount / float(1) |
| 76 | + # print('number of pennies', pennies) |
| 77 | + penny_amount = pennies * float(1) |
| 78 | + dollar_amount = dollar_amount - penny_amount |
| 79 | + # print(dollar_amount) |
| 80 | + # print(pennies) |
| 81 | + |
| 82 | + # print(f"{int(half_dollars)}:Half Dollars {int(quarters)}:Quarters {int(dimes)}:Dimes {int(nickels)}:Nickles {int(pennies)}:Pennies") |
| 83 | + statement = "" |
| 84 | + if half_dollars > 0: |
| 85 | + statement = statement + " " + str(int(half_dollars)) + " " + "Half Dollars" |
| 86 | + |
| 87 | + if quarters > 0: |
| 88 | + statement = statement + " " + str(int(quarters)) + " " + "Quarters" |
| 89 | + |
| 90 | + if dimes > 0: |
| 91 | + statement = statement + " " + str(int(dimes)) + " " + "Dimes" |
| 92 | + |
| 93 | + if nickels > 0: |
| 94 | + statement = statement + " " + str(int(nickels)) + " " + "Nickels" |
| 95 | + |
| 96 | + if pennies > 0: |
| 97 | + statement = statement + " " + str(int(pennies)) + " " + "Pennies" |
| 98 | + |
| 99 | + print(statement) |
| 100 | + |
| 101 | + done = input("Would you like to make more change? yes or no: ").lower() |
| 102 | + |
| 103 | + if done == "no": |
| 104 | + print("Goodbye") |
| 105 | + quit() |
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