func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int N;     cin >> N;     long long A[50001];     long long total = 0;     for (int i = 0; i < N; ++i) {       cin >> A[i];       total += A[i];     }     long long x = total / N;     long long res = 0;     long long bal = 0;     for (int i = 0; i < N; ++i) {       res += abs(bal);       bal += x - A[i];     }     cout << res << endl;     return 0;   }   