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[mlp.git] / misc.cc

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+/*
+ *  mlp-mnist is an implementation of a multi-layer neural network.
+ *
+ *  Copyright (c) 2008 Idiap Research Institute, http://www.idiap.ch/
+ *  Written by Francois Fleuret <francois.fleuret@idiap.ch>
+ *
+ *  This file is part of mlp-mnist.
+ *
+ *  mlp-mnist is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 3 as
+ *  published by the Free Software Foundation.
+ *
+ *  mlp-mnist is distributed in the hope that it will be useful, but
+ *  WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with mlp-mnist.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+// $Id: misc.cc,v 1.1 2005-12-13 17:19:11 fleuret Exp $
+
+#include "misc.h"
+
+int compare_couple(const void *a, const void *b) {
+  if(((Couple *) a)->value < ((Couple *) b)->value) return -1;
+  else if(((Couple *) a)->value > ((Couple *) b)->value) return 1;
+  else return 0;
+}
+
+int factorial(int k) {
+  int n = 1;
+  for(int l = 1; l <= k; l++) n *= l;
+  return n;
+}