diff --git a/brood/src/commands/longest_shortest_path.rs b/brood/src/commands/longest_shortest_path.rs
index 1899529..c3de973 100644
--- a/brood/src/commands/longest_shortest_path.rs
+++ b/brood/src/commands/longest_shortest_path.rs
@@ -18,7 +18,7 @@ impl DijkstraPageInfo {
     fn from_page_info(info: PageInfo) -> Self {
         Self {
             cost: u32::MAX,
-            prev: PageIdx(u32::MAX),
+            prev: PageIdx::MAX,
             redirect: info.redirect,
         }
     }
@@ -131,7 +131,7 @@ fn find_longest_shortest_path(
     loop {
         steps.push(at);
         at = data.page(at).data.prev;
-        if at == PageIdx(u32::MAX) {
+        if at == PageIdx::MAX {
             break;
         };
     }
diff --git a/brood/src/commands/path.rs b/brood/src/commands/path.rs
index 3ecb411..3d8d50d 100644
--- a/brood/src/commands/path.rs
+++ b/brood/src/commands/path.rs
@@ -18,7 +18,7 @@ impl DijkstraPageInfo {
     fn from_page_info(info: PageInfo) -> Self {
         Self {
             cost: u32::MAX,
-            prev: PageIdx(u32::MAX),
+            prev: PageIdx::MAX,
             redirect: info.redirect,
         }
     }
@@ -122,7 +122,7 @@ fn dijkstra(
     loop {
         steps.push(at);
         at = data.page(at).data.prev;
-        if at == PageIdx(u32::MAX) {
+        if at == PageIdx::MAX {
             break;
         };
     }
diff --git a/brood/src/data/adjacency_list.rs b/brood/src/data/adjacency_list.rs
index 016cc1b..ca45843 100644
--- a/brood/src/data/adjacency_list.rs
+++ b/brood/src/data/adjacency_list.rs
@@ -5,6 +5,10 @@ pub const SENTINEL_PAGE_MARKER: &str = "Q2AKO3OYzyitmCJURghJ";
 #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
 pub struct PageIdx(pub u32);
 
+impl PageIdx {
+    pub const MAX: PageIdx = PageIdx(u32::MAX);
+}
+
 #[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
 pub struct LinkIdx(pub u32);
 
@@ -61,6 +65,10 @@ impl<P, L> AdjacencyList<P, L> {
         &mut self.pages[idx.0 as usize]
     }
 
+    pub fn pages_range(&self) -> impl DoubleEndedIterator<Item = PageIdx> {
+        (0..self.pages.len() as u32 - 1).map(PageIdx)
+    }
+
     pub fn link_range(&self, idx: PageIdx) -> impl DoubleEndedIterator<Item = LinkIdx> {
         let start_idx = self.page(idx).start;
         let end_idx = self.page(PageIdx(idx.0 + 1)).start;