func_code_string: #include <bits/stdc++.h>   using namespace std;   inline void fast_and_furious() {     ios_base::sync_with_stdio(0);     cin.tie(NULL);     cout.tie(NULL);   }   int n;   long long a[1005], b[1005], u, l, ans;   int main() {     fast_and_furious();     cin >> n;     for (int i = 0; i < n; i++) cin >> a[i];     for (int i = 0; i < n; i++) cin >> b[i];     ans = 0;     for (int i = 0; i < n; i++) {       u = l = 0;       for (int j = i; j < n; j++) {         u = u | a[j];         l = l | b[j];         ans = max(u + l, ans);       }     }     cout << ans <<   n ;     return 0;   }   