Primality by Wilson's theorem: Difference between revisions
Add Refal
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=={{header|Refal}}==
<syntaxhighlight lang="refal">$ENTRY Go {
= <Prout <Filter Wilson <Iota 100>>>;
};
Wilson {
s.N, <Compare s.N 2>: '-' = F;
s.N = <Wilson s.N 1 <- s.N 1>>;
s.N s.A 1, <- s.N 1>: { s.A = T; s.X = F; };
s.N s.A s.C = <Wilson s.N <Mod <* s.A s.C> s.N> <- s.C 1>>;
};
Iota {
s.N = <Iota 1 s.N>;
s.N s.N = s.N;
s.N s.M = s.N <Iota <+ 1 s.N> s.M>;
};
Filter {
s.F = ;
s.F t.I e.X, <Mu s.F t.I>: {
T = t.I <Filter s.F e.X>;
F = <Filter s.F e.X>;
};
};</syntaxhighlight>
{{out}}
<pre>2 3 5 7 11 13 17 19 23 29 31 37 41 43 47 53 59 61 67 71 73 79 83 89 97</pre>
=={{header|Ring}}==
<syntaxhighlight lang="ring">
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