2010-06-24 04:03:09 +00:00
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2011-06-15 18:19:50 +00:00
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// -*- rust -*-
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2011-07-27 12:19:39 +00:00
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fn f(x: int) -> int {
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2012-07-30 23:01:07 +00:00
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// debug!{"in f:"};
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2011-06-15 18:19:50 +00:00
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2011-12-23 01:53:53 +00:00
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log(debug, x);
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2011-07-27 12:19:39 +00:00
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if x == 1 {
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2012-07-30 23:01:07 +00:00
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// debug!{"bottoming out"};
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2011-06-15 18:19:50 +00:00
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ret 1;
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} else {
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2012-07-30 23:01:07 +00:00
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// debug!{"recurring"};
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2011-06-15 18:19:50 +00:00
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2011-07-27 12:19:39 +00:00
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let y: int = x * f(x - 1);
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2012-07-30 23:01:07 +00:00
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// debug!{"returned"};
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2011-06-15 18:19:50 +00:00
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2011-12-23 01:53:53 +00:00
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log(debug, y);
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2011-06-15 18:19:50 +00:00
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ret y;
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}
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2010-06-24 04:03:09 +00:00
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}
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2011-06-15 18:19:50 +00:00
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fn main() {
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assert (f(5) == 120);
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2012-07-30 23:01:07 +00:00
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// debug!{"all done"};
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2011-06-15 18:19:50 +00:00
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2011-08-19 22:16:48 +00:00
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}
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