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Answers and rating deltas for

Why does arraylist class implement List as well as extend AbstractList?

Author Votes Δ
Sergey Kalinichenko 16 +0.54
Sajal Dutta 3 +0.77
Pshemo 2 -0.34
Evgeniy Dorofeev 2 +0.04
dharam 1 -1.89
ceklock 1 -2.17
raisercostin 1 -2.27
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