#include <iostream> #include <string.h> int main(){ char s[N]; while(gets(s)) { int len=strlen(s); for(int i=0; i<len; i++) { if('a'<=s[i]&&s[i]<='y') s[i]++; else if('A'<=s[i]&&s[i]<='Y') s[i]++; else if(s[i]=='z') s[i]='a'; else if(s[i]=='Z') s[i]='A'; } puts(s); } return 0; }