I am stumbling to produce a result on this one.
I have a collection of XLS Cells (15 x 10K). I'd like to determine the total UNIQUE values appearing within the array, and then the frequency with which each appears? I do not know the possible unique values in advance.
Simple Example (3 x 4):
A | B | C
B | B | A
C | C | C
D | A | B
Result:
A: 3
B: 4
C: 4
D: 1
Any suggestions to approach this problem?
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