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Answers and rating deltas for

How to write 2**n - 1 as a recursive function?

Author Votes Δ
h4z3 55 +4.10
blhsing 37 +0.88
rafaelc 9 -0.00
eMad 0 -0.22
Mulan 0 -0.24
Eric Towers -1 -0.73
Your IDE -1 -2.75
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