carcigenicate/gist:9b33a4d567378081c70e9ef7792452a6

Created May 19, 2018 15:24

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gistfile1.txt

	(reduce (fn [sum n]
	(println sum n)
	(+ sum n))
	0
	[1 2 3 4 5])

	; Prints
	0 1
	1 2
	3 3
	6 4
	10 5
	=> 15

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carcigenicate commented May 19, 2018 •

edited

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sum is the accumulator, the running sum. n is each element of the list. Until you get more comfortable with reductions, I'd use fn instead of #() for functions. It'll make more sense.

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