ok, second try

packages/CLPBN/horus/Histogram.h

@@ -0,0 +1,45 @@
+#ifndef HORUS_HISTOGRAM_H
+#define HORUS_HISTOGRAM_H
+
+#include <vector>
+#include <ostream>
+
+using namespace std;
+
+typedef vector<unsigned> Histogram;
+
+class HistogramSet
+{
+  public:
+    HistogramSet (unsigned, unsigned);
+      
+    void nextHistogram (void);
+
+    unsigned operator[] (unsigned idx) const;
+  
+    unsigned nrHistograms (void) const;
+
+    void reset (void);
+
+    static vector<Histogram> getHistograms (unsigned ,unsigned);
+   
+    static unsigned nrHistograms (unsigned, unsigned);
+
+    static unsigned findIndex (
+        const Histogram&, const vector<Histogram>&);
+
+    static vector<double> getNumAssigns (unsigned, unsigned);
+
+    friend std::ostream& operator<< (ostream &os, const HistogramSet& hs);
+   
+  private:
+    unsigned maxCount (unsigned) const;
+
+    void clearAfter (unsigned);
+
+    unsigned  size_;
+    Histogram hist_;
+};
+
+#endif // HORUS_HISTOGRAM_H
+