solved: 482. License Key Formatting

Signed-off-by: rajput-hemant <[email protected]>

Author: rajput-hemant

Diff for: src/0401-0500/482 - License Key Formatting/license_key_formatting.rs

@@ -0,0 +1,13 @@
+impl Solution {
+    pub fn license_key_formatting(s: String, k: i32) -> String {
+        let mut s = s.replace("-", "");
+        let mut i = s.len() as i32 - k;
+
+        while i > 0 {
+            s.insert(i as usize, '-');
+            i -= k;
+        }
+
+        s.to_uppercase()
+    }
+}