off-by-one error

== English == === Pronunciation === === Noun === off-by-one error (plural off-by-one errors) (programming) A logic error where a value, typically the number of iterations of a loop, is specified incorrectly, being either 1 less or 1 more than it should be. Synonyms: off-by-one bug, OBOE, OBO ==== Translations ==== ==== See also ==== fencepost problem