routine

25/12/comp/21q1.cpp

@@ -0,0 +1,10 @@
+#include <string>
+
+class Solution {
+public:
+    int mirrorDistance(int n) {
+        std::string s = std::to_string(n);
+        std::reverse(s.begin(),s.end());
+        return std::abs(n - std::stoi(s));
+    }
+};