•Define the problem
•Outline the solution
•Develop the outline into an algorithm
•Test the algorithm for correctness
•Code the algorithm into a programming language
•Run the program on computer
•Document and maintain the program
Algorithm Definition
•Lists the steps involved in accomplishing a task which must
–Be precise and unambiguous
–give the correct solution in all cases
•Algorithms can be written in pseudocode, or can be expressed by means of a flowchart
Pseudocode
•Statements are written in simple English.
•Each instruction is written on a separate line.
•Keywords and indentation are used to signify particular control structures.
•Each set of instructions is written from top to bottom with only 1 entry and 1 exit.
•Groups of statements may be formed into modules and that group can be given a name.
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