Created
August 31, 2017 17:02
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Write some code, that will flatten an array of arbitrarily nested arrays of integers into a flat array of integers. e.g. [[1,2,[3]],4] -> [1,2,3,4]
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| def flatten_array(array) | |
| array.each_with_object([]) do |element, flat| | |
| flat.push *(element.is_a?(Array) ? flatten_array(element) : element) | |
| end | |
| end |
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