Fencepost Problem

What Does "Fencepost Problem" Mean?
"Fencepost problem" is an English idiom. It means "a problem in which an off-by-one error occurs because one fails to account for the fencepost when counting the intervals between them."Examples in Sentences
Here are three examples of the idiom "fencepost problem" used in a sentence:- He forgot to count the endpoints, which is a classic fencepost problem.
- Programming often involves avoiding the fencepost problem.
- When measuring distances, always be aware of the fencepost problem.
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