Top Down Programming

Calculate Interest over a period of 5 years

• Pseudocode

• Stepwise Refinement

• Algorithm

• Redefine Pseudocode

• Write Program

• Trace Program

• Define a constant for the interest rate

• Read in from the keyboard the starting dollar amount.

Nested Loop - Tax tip calculator:

• Pseudocode

• Refinement

• Format the output

• Heading

• Write Program

• Trace Code

• Inner and Outer Loops

Structured Programming:

• sequence - executing statements in order

• selection - choosing one of two alternatives

• iteration - repeating a series of instructions

Programming Style:

• Comments

• Meaningful Variable Names

• Spacing and Indenting

• Readable Output

• Debug Printout - extra print statements

• Avoid writing tricky code

• Documentation