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Answers and rating deltas for

How can I check if an array has two or more of the same unknown strings in it?

Author Votes Δ
helloRupa 4 +4.35
Dacre Denny 1 -0.10
Stevens Qiu 1 +0.40
Morlo Mbakop 0 -3.98
Last visited: Dec 22, 2019, 3:27:20 AM