func_code_string: #include <bits/stdc++.h>   using namespace std;   const int N = 1e5 + 5;   const int mod = 1e9 + 7;   void show2d(const vector<vector<int>>& adj) {     for (auto x : adj) {       for (auto y : x) {         cout << y <<    ;       }       cout <<   n ;     }   }   long long int modexp(long long int a, long long int b, long long int mod) {     long long int x = 1;     while (b) {       if (b & 1) x = ((x % mod) * (a % mod)) % mod;       a = ((a % mod) * (a % mod)) % mod;       b = b / 2;     }     return x;   }   void rf() {}   int32_t main() {     ios::sync_with_stdio(false);     cin.tie(NULL);     cout.tie(NULL);     int n, m, k;     cin >> n >> m >> k;     int o = 0;     int tt = 0;     for (int i = 0; i < n; ++i) {       int ch;       cin >> ch;       if (ch == 1)         ++o;       else         ++tt;     }     tt = max(tt - k, 0);     cout << max((o + tt) - m, 0) <<   n ;   }   