#include <stdio.h>
main()
{char c;
while((c=getchar())!='\n')
     {if((c>='a'&&c<='z')||(c>='A'&&c<='Z'))
       {c=c+4;
        if(c>'Z'&&c<='Z'+4||c>'z') c=c-26;
       }
      printf("%c",c);
     }
}