A nice property of 31 is that the multiplication can be replaced by a shift and a subtraction for better performance: 31 * i == (i << 5) – i.
Lixionary
live to contemplate, be aware, and take action
live to contemplate, be aware, and take action
A nice property of 31 is that the multiplication can be replaced by a shift and a subtraction for better performance: 31 * i == (i << 5) – i.
Lixionary 
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