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data Tree = Leaf | Node Int Tree Tree deriving Show

treeDepth :: Tree -> Int
treeDepth Leaf = 0
treeDepth (Node _ leftSubtree rightSubtree) = 
  1 + max (treeDepth leftSubtree) (treeDepth rightSubtree)

treeSum :: Tree -> Int
treeSum Leaf = 0
treeSum (Node x leftSubtree rightSubtree) =

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# Item Archived email message
#
# {0}  Submitter's Full Name
# {1}  Submitter's Email Address
# {2}  Item's Title
# {3}  Name of collection
# {4}  handle 
#
Subject: DSpace: Submission Approved and Archived 

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+++ b/dspace-api/src/main/java/org/dspace/workflow/WorkflowManager.java
@@ -764,6 +764,11 @@ public class WorkflowManager
             }
 
             email.addRecipient(ep.getEmail());
+            // Also send email to broadcast address set in "mail.broadcast" in dspace.cfg
+            String broadcast_email = ConfigurationManager.getProperty("mail.broadcast");
+            email.addRecipient(broadcast_email);

             // Adds arguments to the email to notify who made the submission

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community/CreateCommunityForm.java

43,44c43
<     private static final Message T_label_order = message("xmlui.administrative.community.EditCommunityMetadataForm.label_order");
<     private static final Message T_label_short_description = message("xmlui.administrative.community.EditCommunityMetadataForm.label_short_description");
---
> 	private static final Message T_label_short_description = message("xmlui.administrative.community.EditCommunityMetadataForm.label_short_description");
90,94d88
< 	    metadataList.addLabel(T_label_order);
< 	    Text order = metadataList.addItem().addText("order");

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@@ -1377,6 +1377,8 @@ public abstract class DSpaceObject
                 return new String[]{"eperson","lastname",null};
             case "phone":
                 return new String[]{"eperson","phone",null};
+            case "order":
+                return new String[]{MetadataSchema.DC_SCHEMA, "identifier", "other"};
             case "language":
                 return new String[]{"eperson","language",null};
             default:
@@ -1384,4 +1386,4 @@ public abstract class DSpaceObject

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@@ -60,6 +60,7 @@ public class Community extends DSpaceObject
     private Group admins;
 
     // Keys for accessing Community metadata
+    public static final String ORDER = "order";
     public static final String COPYRIGHT_TEXT = "copyright_text";
     public static final String INTRODUCTORY_TEXT = "introductory_text";
     public static final String SHORT_DESCRIPTION = "short_description";
@@ -267,7 +268,7 @@ public class Community extends DSpaceObject
             tri = DatabaseManager.query(context,