Thursday, 22 January 2015

Python - Restaurant Challenge

Lesson Objectives

 - identify the InputsProcesses and Outputs of a simple program
 - document the planning by creating a flowchart for the program
 - use programming skills to create a simple program


Starter



Read through the Restaurant Challenge below:

Step One:
Write a simple program to calculate the cost per person of a  £100 meal. It should ask the user for the number of people dining. Your program should then calculate the cost of the meal per person and print what each person needs to pay.


Step Two: Rather than setting the meal cost to £100, your program should ask the user for the total cost of the meal AND how many people were dining. It should then calculate the cost of the meal per person. 



Step Three:: Your diners would like to pay a 15% tip. Your program should ask the user for the total cost of the meal AND how many people were dining. It should then calculate a 15% tip and the new total cost of the meal per person. 


Step Four:: Rather than setting the tip to 15%, your program should ask your user what percentage of tip your diners would like to pay. Your program should then ask the user for the total cost of the meal, including tip AND how many people were dining. It should then calculate the total cost of the meal per person, including tip. 


Task
Identify the InputsProcesses and Outputs for this problem, don't forget to name your variables


Main

Red Task:
1. Create a flowchart using draw.io to plan your solution
2. Build your solution in Python


Orange Task:
1. Test your solution using a variety of data - floats, text, integers
2. Use a blank Python Challenges document  - HERE - to evidence your work


Green Task
1. Research how you could improve your program to check the user has not entered text by mistake, instead of numbers?
2. Include this in your program


Plenary


Add your flowchart and a screenshot of your code to your blog with a post title Restaurant Challenge.


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