13 lines
277 B
Text
13 lines
277 B
Text
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factorial: procedure (N) returns (fixed decimal (30));
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declare N fixed binary nonassignable;
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declare i fixed decimal (10);
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declare F fixed decimal (30);
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if N < 0 then signal error;
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F = 1;
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do i = 2 to N;
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F = F * i;
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end;
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return (F);
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end factorial;
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