func_code_string: #include <bits/stdc++.h>   using namespace std;   const long long oo = 1e9;   const int maxSize = 1001000;   const int mod = 1e9 + 7;   const double EPS = (1e-9);   int dcmp(double x, double y) { return fabs(x - y) <= EPS ? 0 : x < y ? -1 : 1; }   int main() {     int one = 0, remain1 = 0, two = 0, a, b;     int n, res = 0;     scanf( %d%d%d , &n, &a, &b);     for (int i = 0; i < n; i++) {       int num;       scanf( %d , &num);       if (num == 1) {         if (a)           a--;         else if (remain1 < 2 * b)           remain1++;         else           res++;       } else {         if (b - remain1 > 0)           b--;         else           res += 2;       }     }     cout << res;   }   