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first(), last(), iter() also do not produce Pair. We make you explicitly ask for Pair by writing pairs() or pairs().next() or pairs().next_back(), since wanting the whole Pair is uncommon.
first()
,last()
,iter()
also do not produce Pair. We make you explicitly ask for Pair by writingpairs()
orpairs().next()
orpairs().next_back()
, since wanting the whole Pair is uncommon.pop()
should change as follows:The text was updated successfully, but these errors were encountered: