From e737486b668164d437c67e05f95d32c94e946e6a Mon Sep 17 00:00:00 2001
From: Daniel Hader <dhader96@gmail.com>
Date: Sun, 16 Aug 2026 21:52:55 -0500
Subject: initial commit, rectangular grid placement enumeration

---
 examples/puzzle-a-day.rs | 86 ++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 86 insertions(+)
 create mode 100644 examples/puzzle-a-day.rs

(limited to 'examples/puzzle-a-day.rs')

diff --git a/examples/puzzle-a-day.rs b/examples/puzzle-a-day.rs
new file mode 100644
index 0000000..6577ede
--- /dev/null
+++ b/examples/puzzle-a-day.rs
@@ -0,0 +1,86 @@
+use calendar_puzzle::{CalanderPuzzle, rectangular::{Coords, Piece, Puzzle}};
+
+fn main() {
+    // construct board coordinates
+    let mut coords = Vec::new();
+    for row in 0..7 {
+        for col in 0..7 {
+            if (row >= 5 && col == 6) || (row == 0 && col >= 3) {
+                continue;
+            }
+            coords.push(Coords::new(row, col))
+        }
+    }
+
+    let puzzle = Puzzle::new(coords).unwrap()
+        .with_piece(Piece::new([
+            Coords::new(0, 0),
+            Coords::new(0, 1),
+            Coords::new(0, 2),
+            Coords::new(1, 0),
+            Coords::new(1, 1),
+            Coords::new(1, 2),
+        ]).unwrap())
+        .with_piece(Piece::new([
+            Coords::new(0, 0),
+            Coords::new(0, 1),
+            Coords::new(0, 2),
+            Coords::new(1, 0),
+            Coords::new(1, 1),
+        ]).unwrap())
+        .with_piece(Piece::new([
+            Coords::new(0, 0),
+            Coords::new(0, 1),
+            Coords::new(0, 2),
+            Coords::new(1, 0),
+            Coords::new(1, 2),
+        ]).unwrap())
+        .with_piece(Piece::new([
+            Coords::new(0, 0),
+            Coords::new(0, 1),
+            Coords::new(0, 2),
+            Coords::new(0, 3),
+            Coords::new(1, 1),
+        ]).unwrap())
+        .with_piece(Piece::new([
+            Coords::new(0, 0),
+            Coords::new(0, 1),
+            Coords::new(0, 2),
+            Coords::new(0, 3),
+            Coords::new(1, 0),
+        ]).unwrap())
+        .with_piece(Piece::new([
+            Coords::new(0, 0),
+            Coords::new(0, 1),
+            Coords::new(0, 2),
+            Coords::new(1, 2),
+            Coords::new(1, 3),
+        ]).unwrap())
+        .with_piece(Piece::new([
+            Coords::new(0, 0),
+            Coords::new(1, 0),
+            Coords::new(1, 1),
+            Coords::new(1, 2),
+            Coords::new(2, 2),
+        ]).unwrap())
+        .with_piece(Piece::new([
+            Coords::new(0, 0),
+            Coords::new(0, 1),
+            Coords::new(0, 2),
+            Coords::new(1, 0),
+            Coords::new(2, 0),
+        ]).unwrap());
+    
+    let placements = puzzle.placements(true);
+    let placements_no_flip = puzzle.placements(false);
+
+    for (i, _piece) in puzzle.pieces().enumerate() {
+        println!("piece {} has {} placements allowing flips", i, placements[i].len());
+        println!("piece {} has {} placements without flips", i, placements_no_flip[i].len());
+
+        for placement in &placements_no_flip[i] {
+            puzzle.print_placement(placement);
+            println!("");
+        }
+    }
+}
-- 
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