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Answers and rating deltas for

What is the meaning of ^\d*(\:d+)?$. or ^\d*(\:d+)?$

Author Votes Δ
CaffeineAddiction 1 +3.98
Valdi_Bo 0 -0.24
jatin.7744 0 -2.09
Last visited: Sep 4, 2019, 3:46:46 PM