func_code_string: #include <bits/stdc++.h>   using namespace std;   int n, m;   int a[500050];   int main() {     cin >> n;     for (int i = 1; i <= n; i++) cin >> a[i];     sort(a + 1, a + n + 1);     int m = n;     int res = 0;     for (int i = n / 2; i >= 1; i--) {       if (a[i] * 2 <= a[m]) {         m--;         res++;       }     }     cout << n - res;     return 0;   }   