#include <stdio.h>

#define CHANGE 0 //1代表打印密文 0明文
//! Ctrl + .注释
int main(){
    char str[100], i=0;
    scanf("%s", str);
#if CHANGE
    while(str[i] != '\0'){
        if(str[i] >= 'a' && str[i] <= 'y' || str[i] >= 'A' && str[i] <= 'Y' ){
            str[i]++;
        }else if(str[i] == 'z' || str[i] == 'Z'){
            str[i]-=25;
        }
        i++;
    }
#endif
    puts(str);

    return 0;
}