Prorgamming

How to create user software?

Data Structures

Need some method for representing the problem. Which ones below seem reasonable to you?

• Numbers (1, 2348, 3.5, -2.893, complex numbers, ...)
• Strings (``Sivakumar'')
• Matrix (rows and columns) (of what?)
• Molecule
• ...

Control Structures

Need some ways (commands) to tell the computer what to do. Which ones below seem reasonable to you?

• Add 2 numbers
• Compare two numbers
• Make a string into uppercase?
• Invert a matrix?
• Solve a quadriatic equation.
• ...