func_code_string: #include <bits/stdc++.h>   using namespace std;   int n, ans, v[1009], m, c[1009];   vector<int> e;   int main() {     cin >> n;     for (int i = 1; i <= n; i++) cin >> v[i];     for (int i = 2; i <= n; i++) {       if (v[i] == 0 and v[i - 1] == 1 and v[i + 1] == 1) c[++m] = i + 1;     }     ans = m;     for (int i = 1; i < m; i++) {       if (c[i] + 2 == c[i + 1]) {         ans--;         c[i] = -1e9, c[i + 1] - 1e9;         i++;       }     }     cout << ans;   }   