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Answers and rating deltas for

How to assign a unique code for duplicate rows in this 'df' in R?

Author Votes Δ
arg0naut91 5 +3.64
dmi3kno 2 +1.34
tmfmnk 0 -2.23
Evan Friedland 0 -0.34
Last visited: Feb 19, 2019, 8:26:47 AM