#include <iostream>
using namespace std;
int main() {
string s;
cin>>s;
int i=0;
while (i<s.size()) {
string x=(s[i]=='9')?s.substr(i,2):s.substr(i,3);
cout<<char(s2(x));
i+=(s[i]=='9')?2:3;
}
cout<<endl;
return 0;
}

#include <bits/stdc++.h>
using namespace std;
string s;
int main(){
    cin >> s;
    for (int i = 0; i < s . size(); ++i)
    {
        if (s[i] == '9')
        {
            string x = s . substr(i, 2);
            cout << (char)atoi(x.c_str());
            s.erase(i,1);
        }
        else 
        {
            string x = s .substr(i, 3);
            cout << (char)atoi(x.c_str());
            s.erase(i,2);
        }
    }
}