func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int T;     cin >> T;     for (int test_case = 0; test_case < T; test_case++) {       int num, round = 1;       vector<int> result;       cin >> num;       while (num > 0) {         if (num % 10 != 0) {           result.push_back((num % 10) * round);         }         num /= 10;         round *= 10;       }       cout << result.size() << endl;       for (int i = 0; i < result.size(); i++) {         cout << result[i] <<    ;       }       cout << endl;     }   }   