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I am facing problem at the following if anyone could help would be appreciable.
So, basically the problem is i have two groups say A and B which i have predefined in an array like $random_groups = [B,A,A,B,A,A,B,B,A,A,B,B,B,A,A,B,A,B,B,A,A,A,B,B,A,B,B,B,A,A,A,B,B,A,B,A,A,B,B,B,A,A,A,B,B,A,A,B,A,...