func_code_string: #include <bits/stdc++.h>   using namespace std;   const int N = 1e5 + 5;   int a[N];   int main() {     ios::sync_with_stdio(0);     int tt;     cin >> tt;     while (tt--) {       int n;       cin >> n;       if (n % 2 == 0) {         cout << n / 2 <<     << n / 2 << endl;       } else {         int lim = sqrt(n + 0.5), fg = 0;         for (int i = 3; i <= lim; ++i) {           if (n % i == 0) {             cout << (n / i) <<     << (n / i) * (i - 1) << endl;             fg = 1;             break;           }         }         if (!fg) {           cout << 1 <<     << n - 1 << endl;         }       }     }   }   