func_code_string: #include <bits/stdc++.h>   using namespace std;   unsigned long long int ans = 1;   int main() {     int i, j, k, l, c = 0, fuck = 0;     string s;     cin >> s;     l = s.size();     s +=  9 ;     for (i = 0; i < l; i++) {       if (fuck == 1) {         if (int(s[i] - 48) + int(s[i + 1] - 48) == 9)           c += 1;         else {           if (c % 2 != 0) ans *= (c / 2 + 1);           fuck = 0;         }       }       if (fuck == 0) {         if (int(s[i] - 48) + int(s[i + 1] - 48) == 9) {           fuck = 1;           c = 2;         }       }     }     cout << ans << endl;     return 0;   }   