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chr        nr        begin        end         c1      total_c1      
chr10    1         10             20          15          2          

chr      nr      begin   end      c1      total_c1   c2    total_c2   
+ c3    total_c3
chr1    2     30      50      10      9         8        9           7
+        2        

open(classFile,'<',"Results/Classification/classesNormal.txt") or die 
+$!;
...

    }
}