#include <stdio.h>
#include <string.h>

int main() {
    char s[90];
    while (gets(s)) {
        int len=strlen(s);
        for (int i=0; i<len; i++) {
            if (s[i]==' ') {
                continue;
            }
            else if (s[i]>='a'&&s[i]<'z'||s[i]>='A'&&s[i]<'Z') {
                s[i]+=1;
            }else if (s[i]=='z'||s[i]=='Z') {
                s[i]-=25;
            }
        }
        printf("%s\n",s);
    }
    return 0;
}