@@ -0,0 +1,19 @@
+#include<bits/stdc++.h>
+using namespace std;
+int main(){
+ string s;
+ cin >> s;
+ for(int i = 0; i < s.size(); i++){
+ if(isalpha(s[i])){
+ if(islower(s[i])){
+ int t = s[i] - 'a' + 1;
+ s[i] = 'a' + 26 - t;
+ }else{
+ int t = s[i] - 'A' + 1;
+ s[i] = 'A' + 26 - t;
+ }
+ cout << s << endl;
+ return 0;
+}