31 lines
578 B
Standard ML
31 lines
578 B
Standard ML
(* Standard ML version of a Prime Number Finder
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haplo@mindstab.net *)
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fun check i cnt max = if i > max
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then
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1
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else
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if cnt mod i = 0 then
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0
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else
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check (i+2) cnt max
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fun ploop cnt max sq sqm =
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if cnt > max then
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print ""
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else
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if cnt >= sqm then
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ploop cnt max (sq+1) ((sq+1)*(sq+1))
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else
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(if ((check 3 cnt sq) <> 0) then
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(print (Int.toString(cnt));
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print("\n") )
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else
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print ""
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; ploop (cnt+2) max sq sqm)
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fun primes max =
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(print "\n"; ploop 3 max 2 4);
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(* autotest call will be inserted here via sed *)
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