Mon, 20 Aug 2007 19:52:24 +0200 remove int_of_nat; fix abs instance
huffman [Mon, 20 Aug 2007 19:52:24 +0200] rev 24354
remove int_of_nat; fix abs instance
Mon, 20 Aug 2007 19:51:01 +0200 use overloaded bitwise operators at type int
huffman [Mon, 20 Aug 2007 19:51:01 +0200] rev 24353
use overloaded bitwise operators at type int
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