acac

#include <iostream>
#include <string.h>
using namespace std;
char s[50];
int main(){
    cin >> s;
    int len = strlen(s);
    for(int i = 0; i < len; i++){
        if(s[i] >= '0' && s[i] <= '9'){
            cout << s[i];
            continue;
        }
        if(s[i] == 'x'){
            cout << "yza";
            continue;
        }
        if(s[i] == 'y'){
            cout << "zab";
            continue;
        }
        if(s[i] == 'z'){
            cout << "abc";
            continue;
        }
        cout << char(s[i] + 1) << char(s[i] + 2) << char(s[i] + 3);
    }
    return 0;
}