nit: bruh

exercises/10_modules/modules3.rs

@@ -0,0 +1,13 @@
+// You can use the `use` keyword to bring module paths from modules from
+// anywhere and especially from the standard library into your scope.
+
+// TODO: Bring `SystemTime` and `UNIX_EPOCH` from the `std::time` module into
+// your scope. Bonus style points if you can do it with one line!
+// use ???;
+
+fn main() {
+    match SystemTime::now().duration_since(UNIX_EPOCH) {
+        Ok(n) => println!("1970-01-01 00:00:00 UTC was {} seconds ago!", n.as_secs()),
+        Err(_) => panic!("SystemTime before UNIX EPOCH!"),
+    }
+}