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- def left_shift(array, times)
- if (times == 0)
- return array
- end
- last_el = array[array.size-1] # 5
- array.size.times do |i|
- array[i-1] = array[i]
- end
- array[array.size-2] = last_el
- left_shift(array, times-1)
- end
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