func_code_string: #include <bits/stdc++.h>   using namespace std;   void solve() {     string second;     long long n, i, m, ans = 0, j, k, sum = 0;     cin >> m;     n = m;     vector<long long> b(m / 2), a(n);     for (i = 0; i < n / 2; i++) cin >> b[i];     a[0] = 0;     a[n - 1] = b[0];     for (i = 1; i < m / 2; i++) {       long long diff = 0;       if (b[i] > a[n - i]) diff = b[i] - a[n - i];       if (diff < a[i - 1]) diff = a[i - 1];       a[i] = diff;       a[n - i - 1] = b[i] - diff;     }     for (i = 0; i < a.size(); i++) cout << a[i] <<    ;   }   int main() {     ios_base ::sync_with_stdio(0);     cin.tie(0);     cout.tie(0);     long long t;     solve();   }   