Sorting algorithms/Merge sort: Difference between revisions
Add Refal
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Not a robot (talk | contribs) (Add Refal) |
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=={{header|Refal}}==
<syntaxhighlight lang="refal">$ENTRY Go {
, 7 6 5 9 8 4 3 1 2 0: e.Arr
= <Prout e.Arr>
<Prout <Sort e.Arr>>;
};
Sort {
= ;
s.N = s.N;
e.X, <Split e.X>: (e.L) (e.R) = <Merge (<Sort e.L>) (<Sort e.R>)>;
};
Split {
(e.L) (e.R) = (e.L) (e.R);
(e.L) (e.R) s.X = (e.L s.X) (e.R);
(e.L) (e.R) s.X s.Y e.Z = <Split (e.L s.X) (e.R s.Y) e.Z>;
e.X = <Split () () e.X>;
};
Merge {
(e.L) () = e.L;
() (e.R) = e.R;
(s.X e.L) (s.Y e.R), <Compare s.X s.Y>: {
'-' = s.X <Merge (e.L) (s.Y e.R)>;
s.Z = s.Y <Merge (s.X e.L) (e.R)>;
};
};</syntaxhighlight>
{{out}}
<pre>7 6 5 9 8 4 3 1 2 0
0 1 2 3 4 5 6 7 8 9</pre>
=={{header|REXX}}==
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