func_code_string: #include <bits/stdc++.h>   using namespace std;   multimap<int, string> MM;   long long int BinSearch(long long int a[], vector<long long int>& tVec,                           long long int x, long long int y, long long int v) {     while (y > x + 1) {       long long int m = x + (y - x) / 2;       if (a[tVec[m]] >= v)         y = m;       else         x = m;     }     return y;   }   const int M = 1e9 + 7;   long long mod(long long x) { return ((x % M + M) % M); }   long long add(long long a, long long b) { return mod(mod(a) + mod(b)); }   long long mul(long long a, long long b) { return mod(mod(a) * mod(b)); }   long long int Mod = 1000000007;   int main() {     ios_base::sync_with_stdio(false);     cin.tie(NULL);     cout.tie(NULL);     long long int n, i;     cin >> n;     vector<long long int> res;     while (n > 0) {       long long int num = n, m = 0, p = 1;       while (num > 0) {         if (num % 10 > 0) m = m + p;         p = p * 10;         num = num / 10;       }       res.push_back(m);       n = n - m;     }     cout << res.size() <<   n ;     for (i = 0; i < res.size(); i++) cout << res[i] <<    ;     return 0;   }   