func_code_string: #include <bits/stdc++.h>   using namespace std;   const int maxn = 1e9 + 3;   long long n, sum;   vector<int> vec;   int32_t main() {     ios_base::sync_with_stdio(0), cin.tie(0), cout.tie(0);     cin >> n;     for (int i = n - 100; i <= n; i++) {       long long x = i;       while (x) {         sum += x % 10;         x /= 10;       }       sum += i;       if (sum == n) vec.push_back(i);       sum = 0;     }     cout << vec.size() << endl;     for (int i = 0; i < vec.size(); i++) cout << vec[i] <<    ;     cout << endl;     return 0;   }   