func_code_string: #include <bits/stdc++.h>   using namespace std;   int f[10001];   int main() {     int a, b = -99999, c = 0;     cin >> a;     for (int i = 1; i <= a; i++) cin >> f[i];     for (int i = 1; i <= a; i++) b = max(b, f[i]);     for (int i = 1; i <= a; i++) c += (b - f[i]);     cout << c << endl;     return 0;   }   