cargo fmt.

.gitignore

@@ -0,0 +1 @@
+/target

src/main.rs

@@ -40,6 +40,10 @@ struct Sudoku {
     board: [u8; MAX_SIZE as usize],
 }
 
+const fn pos(x: u8, y: u8) -> u8 {
+    x + (y * SIZE as u8)
+}
+
 impl Sudoku {
     fn new() -> Self {
         let s = Sudoku {
@@ -56,11 +60,11 @@ impl Sudoku {
 
     fn load_xsudoku(&mut self, s: &str) {
         self.clear();
-        let mut x :u8= 0;
-        let mut y :u8= 0;
+        let mut x: u8 = 0;
+        let mut y: u8 = 0;
         for ch in s.chars() {
             if ch >= 'b' {
-                self.board[pos(x,y) as usize] = ch as u8 - 'a' as u8;
+                self.board[pos(x, y) as usize] = ch as u8 - 'a' as u8;
             };
             y += 1;
             if y >= SIZE {
@@ -87,10 +91,10 @@ impl Sudoku {
             }
             println!("");
             if y % 3 == 2 {
-                if (y+1 == SIZE) {
+                if (y + 1 == SIZE) {
                     println!("╚═══╩═══╩═══╝");
                 } else {
-                println!("╠═══╬═══╬═══╣");
+                    println!("╠═══╬═══╬═══╣");
                 }
             }
         }
@@ -158,10 +162,6 @@ const CELLS: [OnlyOne; 3] = [
     },
 ];
 
-const fn pos(x: u8, y: u8) -> u8 {
-    x + (y * SIZE as u8)
-}
-
 const POS1: OnlyOne = OnlyOne {
     positions: [0, 1, 2, 3, 4, 5, 6, 7, 8],
 };