visual c++ programming: concepts and projects chapter 7b arrays (tutorial)
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VISUAL C++ PROGRAMMING: CONCEPTS AND PROJECTS
Chapter 7BArrays (Tutorial)
Tutorial: Classroom Seating
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Problem Analysis Create a classroom seating chart Color code the seats to match student
performance levels Red = below the mean Yellow = mean up to 90% Green = 90% or better
Design
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Interface sketch Variables and constants
Control Table Constants
NUMROWS, NUMCOLS Data Table Drawing objects
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Design (continued)
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Algorithm for seating chart Draw a rectangle in every column in each
row Algorithm for coloring seats
For each seat Determine the student score Determine color of the seat based on score Color the seat rectangle
Trace sample data to test the algorithms
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Development
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Create the interface Code the constants and instance
variables Code Form1_Load() Code btnShow_Click() Code btnGroups_Click()
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Testing
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Verify that interface matches Figure 7-17 Verify that the mean is correct Make sure that the seats are colored
correctly to match the three levels of student performance
On Your Own
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Display the highest score Display a count of scores above the
mean