func_code_string: #include <bits/stdc++.h>   using namespace std;   int n, a[100010], new_arr[100010], new_arr1[100010], arr[100010];   int x = 1000000;   int main() {     cin >> n;     for (int i = 0; i < n; i++) {       cin >> a[i];     }     for (int i = 0; i < n; i++) {       new_arr[i] = min((i + 1), (n - i));       new_arr1[i] = a[i] - new_arr[i];       if (new_arr1[i] >= 0) {         arr[new_arr1[i]]++;       }     }     for (int i = 0; i < 100000; i++) {       x = min(x, n - arr[i]);     }     cout << x;   }   