suppose I have an array [1,2,3,1,5,2].
Here 1 and 2 are the repeated elements. I want to get a new array [1,2].
How do I do that in ruby ??
suppose I have an array [1,2,3,1,5,2]. Here 1 and 2 are the repeated elements.
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suppose I have an array [1,2,3,1,5,2].
Here 1 and 2 are the repeated elements. I want to get a new array [1,2].
How do I do that in ruby ??
Pretty ugly… but does the job without an n+1 problem.