io/addmatrix.io


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List deepSum := method(
	total := 0
	self foreach(e,
		if(e type == "List") then(
			total = total + e deepSum
		) else(
			total = total + e
		)
	)
	return total
)

a := list(1,2,3)
b := list(4,5,6)
c := list(7,8,9)
a deepSum println
b deepSum println
c deepSum println

c := list(a,b,c)
c deepSum println