func_code_string: #include <bits/stdc++.h>   using namespace std;   int a[500100];   int n;   vector<int> g[200100];   int d[200100];   int cnt = 1;   int main() {     ios_base::sync_with_stdio(0);     cin.tie(0);     cin >> n;     for (int i = 1; i <= n; i++) cin >> a[i];     for (int i = 1; i <= n; i++) {       int ind = lower_bound(d + 1, d + n + 1, a[i]) - d;       d[ind - 1] = a[i];       g[ind - 1].push_back(a[i]);     }     for (int i = n; i >= 1; i--) {       for (int j = 0; j < g[i].size(); j++) cout << g[i][j] <<    ;       cout << endl;     }   }   