[SOLVED] C Computer Programming I (COSE101)

Computer Programming I (COSE101)
Project 1. KU Mobile Phone Bill Calculator 2019 Spring Semester
Prof. Sungdeok Cha, Junbeom Hur
TA. JinHee Lee, Hyundo Yoon, Hodong Kim

Environment
OS: Windows 10
IDE: Visual Studio 2017
Language: C (C only. If use any of C++, will get 0 point.)

Computer Programming Project 1
Program your own KU Mobile Phone Bill Calculator.

KU Mobile Phone Bill Calculator
Your program should display the main menu providing following functions.
1 Display plans
2 Usage information for past two months 3 Input this month usage
4 Total fee for past 3 months
5 Best plan recommendation
6 Exit
A user can execute each function by entering corresponding number as input.
Each option must provide back to main menu functionality as default.

Example of main menu

1 Displaying Plans
Your program will displays two pre-defined plans. The two pre-defined plans are as follows.
Basic Plan
More Data Plan
Included in plan
Additional usages
Included in plan
Additional usages
Voice
500 min free calls
50 / 1 min
300 min free calls
10 / 1 min
Text
100 free text messages
10 / 1 text message
100 free text messages
30 / 1 text message
Data
2.00 GB free data
1000 / 0.1 GB
30.00 GB free data
500 / 0.1 GB
Basic fee
20000
45000

1 Displaying Plans
You have to display pre-defined mobile billing plans

2 Past2monthsusageinformation
For the past two months, your program must display the following information for each month
Users plan
Usage of voice
Usage of text
Usage of data
Current plan, and usages are determined randomly with following conditions when your program begins.
1) Current plan: one of pre-defined plans
2) Usages of voice: from 1 to 700 min
3) Usages of text: from 0 to 300 messages
4) Usages of data: from 0.50 to 150.00 GB

3 Input this month Usage
Input your usage of voice, text, and data for current month 1) Usages of voice
2) Usages of text messages 3) Usages of data

4 Fee of Past 3 Months
Your program must show billings for the past three months
Billings include the following information
Usage of voice, text, data for each month
Extra data that will be carried over to next month
If you consume data below free tier in a month, the unconsumed data can be carried over to the next month
But, the amount carried over cannot exceed 10% of the total amount of free tier in a month
Ex) Free tier = 30GB, used = 25GB, Carried over = 3GB Fee of each month

5 Bestplanrecommendation
Your program must recommend the best plan based on users average usages of the past three months.
1) 2)
3)
The best plan is the one providing service with the lowest total fee.
The best plan is determined based on the average usages for the past three months (including this month).
During the average usage calculations, round off to each unit of service.
Ex) 1st month: 350 min, 2nd month: 424 min,
3rd month: 200 min, Average usages: 324 min,
100 texts, 3.25 GB 200 texts, 2.15 GB 50 texts, 10.00 GB 116 texts, 5.13 GB

5 Bestplanrecommendation(cont.)

Note
When you want to clean CMD, you can use system(cls);.
includes this function.

Submission Format
Submit a file Student ID_prj1.zip
Source file of your program Student ID_prj1.c
Several screenshots of your program screenshot #.png
BlackBoard (kulms.korea.ac.kr)

Submission Due Date
Due date: 2019/05/01 (1st, May), 23:59
Please submit earlier than dead line. Late submission will not be
accepted with any reason.
ex) Errors on the blackboard
Plagiarism (or cheating): 0 point with no exception.
Sharing source code with friends in person
Post up a solution on the personal blog or SNS in public
Or, any kind of academic dishonesty will be seriously penalized