func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int n;     cin >> n;     int A[n + 1];     A[0] = 0;     for (int i = 1; i < n + 1; i++) {       cin >> A[i];     }     int dollar = A[1];     int cou = 0;     for (int i = 1; i < n; i++) {       cou = cou + A[i] - A[i + 1];       if (cou < 0) {         dollar = dollar + abs(cou);         cou = 0;       }     }     cout << dollar;   }   