4 lines
165 B
Lua
4 lines
165 B
Lua
function sumsq(a, ...) return a and a^2 + sumsq(...) or 0 end
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function rms(t) return (sumsq(table.unpack(t)) / #t)^.5 end
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print(rms{1, 2, 3, 4, 5, 6, 7, 8, 9, 10})
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