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The Hard-Core Coder

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The Hard-Core Coder

Daily Archives: August 8, 2016

Counting From Zero

08 Monday Aug 2016

Posted by Wyrd Smythe in CS101

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Edsger Dijkstra, EWD831, greater-than, indexing, integer ranges, less-than, zero, zero indexing

In his brief 1982 essay (EWD831), computer science giant Edsger Dijkstra examines a topic that (inappropriately, as it turns out) vexes some programmers: Why in the world do computer people count starting at zero? Everyone knows that counting starts at one!

As it turns out, there are two very good reasons for counting from zero!

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Wyrd Smythe

Wyrd Smythe

The canonical fool on the hill watching the sunset and the rotation of the planet and thinking what he imagines are large thoughts.

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