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@@ -11,7 +11,8 @@ struct dlist *dlist_append(struct dlist *l, int e)
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new_node->prev = NULL;
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new_node->prev = NULL;
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new_node->next = l;
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new_node->next = l;
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new_node->data = e;
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new_node->data = e;
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l->prev = new_node;
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if (l) l->prev = new_node;
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return new_node;
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return new_node;
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