Data commit

Task/Box-the-compass/Rust/box-the-compass.rust

@@ -0,0 +1,40 @@
+fn expand(cp: &str) -> String {
+    let mut out = String::new();
+    for c in cp.chars() {
+        out.push_str(match c {
+            'N' => "north",
+            'E' => "east",
+            'S' => "south",
+            'W' => "west",
+            'b' => " by ",
+            _ => "-",
+        });
+    }
+    out
+}
+
+fn main() {
+    let cp = [
+        "N", "NbE", "N-NE", "NEbN", "NE", "NEbE", "E-NE", "EbN",
+        "E", "EbS", "E-SE", "SEbE", "SE", "SEbS", "S-SE", "SbE",
+        "S", "SbW", "S-SW", "SWbS", "SW", "SWbW", "W-SW", "WbS",
+        "W", "WbN", "W-NW", "NWbW", "NW", "NWbN", "N-NW", "NbW"
+    ];
+    println!("Index  Degrees  Compass point");
+    println!("-----  -------  -------------");
+    for i in 0..=32 {
+        let index = i % 32;
+        let heading = i as f32 * 11.25
+            + match i % 3 {
+                1 => 5.62,
+                2 => -5.62,
+                _ => 0.0,
+            };
+        println!(
+            "{:2}     {:6.2}   {}",
+            index + 1,
+            heading,
+            expand(cp[index])
+        );
+    }
+}