fixed bug in tree format

source/VKSortedWriter.cpp

@@ -98,7 +98,7 @@ void VKSortedWriter::setup(bool mult)
             T[i] = move(make_unique<DynamicBranchVector<ULong64_t>>(*tOut, tname, mname));
         }
         else {
-            string ll = tname + "/i";
+            string ll = tname + "/D";
             tOut->Branch(tname.c_str(), &T0[i], ll.c_str());    
         }
                     
@@ -108,7 +108,7 @@ void VKSortedWriter::setup(bool mult)
             E[i] = move(make_unique<DynamicBranchVector<Double_t>>(*tOut, ename, mname));
         }
         else {
-            string ll = ename + "/i";
+            string ll = ename + "/D";
             tOut->Branch(ename.c_str(), &E0[i], ll.c_str());    
         }