func_code_string: #include <bits/stdc++.h>   int main() {     int num;     std::cin >> num;     int arr1[num], arr2[num], sum1 = 0, sum2 = 0;     for (int i = 0; i < num; i++) {       std::cin >> arr1[i];       sum1 |= arr1[i];     }     for (int i = 0; i < num; i++) {       std::cin >> arr2[i];       sum2 |= arr2[i];     }     std::cout << sum1 + sum2 << std::endl;     return 0;   }   