Computer Science / Unit 3 CS 0092 short lesson, about 20 seconds
Algorithm and Program
Captions available
The idea
An algorithm is the idea — precise instructions operating on data — and a program is its implementation, the algorithm written out in a formal programming language.
In practice
One photo-sorting idea exists once; its realizations in three different apps are three programs.
Where people slip
Critiquing a program is not critiquing its algorithm.
Your place on the trail
Every lesson rests on earlier ones and opens later ones. Tap any to jump.
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