func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     ios::sync_with_stdio(false);     cin.tie(NULL);     int n;     cin >> n;     vector<int> a(n);     for (size_t i = 0; i < n; i++) {       cin >> a[i];     }     sort(a.begin(), a.end(), greater<int>());     int x = a[0], y = 0;     for (size_t i = 0; i < n - 1; i++) {       if (x % a[i] != 0 || a[i] == a[i + 1]) {         y = a[i];         break;       }     }     cout << x <<     << y;   }   