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Question: How to determine Number of members of set?

Question:How to determine Number of members of set?

lcz 1009 Maple
set
July 05 2019
0
Hello:
I have a set like following:
               Set:={{1, 2}, {1, 3}, {1, 4}, {2, 3}};
I want to determine number of every member of set?
for example:  1 appears 3 times. 2 appears 2 times,
3 appears 2 times , 4 appears 1 time.
How to do?
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