class PrimeTest::ProductMatrix
Attributes
list[R]
Public Class Methods
new(list)
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# File lib/prime_test/product_matrix.rb, line 6 def initialize(list) @list = list.map(&:to_i) end
Public Instance Methods
map()
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# File lib/prime_test/product_matrix.rb, line 10 def map rows = [[nil] + list] list.each do |i| rows << [i] + list.collect {|x| x * i} end rows end