We have persons that are allocated to different groups. Each person can be in multiple groups. The SAS table could look like this: Person Group 1 10 1 15 1 16 2 11 3 13 3 8 Some groups dominate others. For example, if someone is in groups 10 and 16, the entry of group 16 shall be deleted. The list that shows which group dominates which other group is saved in two one-dimensional arrays: Array A dominates Array B at the position i. E.g. A{1}=10 and B{1}=16. Now, we want SAS to see for each person, in which groups contained in A they are and if they are also in corresponding groups from B that are being dominated by A (same array position). If so, group B shall be deleted. Sadly, we have no idea how to do this. Thanks in advance for your help.
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