11 lines
266 B
Text
11 lines
266 B
Text
func sierpinski_triangle(n) {
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var triangle = ['*']
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{ |i|
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var sp = (' ' * 2**i)
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triangle = (triangle.map {|x| sp + x + sp} +
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triangle.map {|x| x + ' ' + x})
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} * n
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triangle.join("\n")
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}
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say sierpinski_triangle(4)
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