How do I calculate the frequency of a given number from a file in java?

How do I calculate the frequency of a given number from a file?

For example if my txt file has the numbers 1 1 2 3 4 4 4

I want to print out how many times the number 1 occurs (1 occurs 2 times) or how many times the number 4 (4 occurs 3 times) occurs.

81 thoughts on “How do I calculate the frequency of a given number from a file in java?”

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