26 lines
384 B
Text
26 lines
384 B
Text
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fun sum (x,m: int) returns (s: int)
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let
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s = x + m
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tel
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fun substr (x,m: int) returns (d: int; m2:int)
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let
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d = x - m;
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m2 = m;
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tel
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fun mean<<n: int>> (i: int^n) returns (m: int)
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let
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m = (fold (+) <<n>> (i,0)) /n
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tel
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node normalized_movie<<n: int>> (i: int^n) returns (im: int^n)
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var m: int; trash: int;
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let
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m = mean<<n>>(i);
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(im,trash) = mapfold substr <<n>> (i,m)
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tel
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