13 lines
208 B
Lua
13 lines
208 B
Lua
function IsPrime( n )
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if n <= 1 or ( n ~= 2 and n % 2 == 0 ) then
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return false
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end
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for i = 3, math.sqrt(n), 2 do
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if n % i == 0 then
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return false
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end
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end
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return true
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end
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