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TannerRogalsky/gist:3170712

Created July 24, 2012 15:36
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Auto-memoizing Fibonacci sequence in lua metatables
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gistfile1.lua
fib = setmetatable({1, 1},
{__index = function(t,n)
t[n] = t[n-1] + t[n-2]
return t[n]
end})
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