chore: normalize code

imphnen-dimentorin/src/lib.rs

@@ -0,0 +1,14 @@
+pub fn add(left: u64, right: u64) -> u64 {
+	left + right
+}
+
+#[cfg(test)]
+mod tests {
+	use super::*;
+
+	#[test]
+	fn it_works() {
+		let result = add(2, 2);
+		assert_eq!(result, 4);
+	}
+}