func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n, ans = 0, flag = 0;     int arr[100];     cin >> n;     for (int i = 0; i < n; i++) {       cin >> arr[i];       if (arr[i] != arr[i + 1]) {         flag = 1;       }     }     if (flag == 0) {       cout << ans << endl;       return 0;     }     for (int i = 0; i < n; i++) {       if (arr[i] == 0 && arr[i - 1] == 1 && arr[i + 1] == 1) {         arr[i + 1] = 0;         ans++;       }     }     cout << ans;     return 0;   }   