Please write a function in C++ that reads from a txt file containing two columns of integers. The function must find the union and intersection of the two columns. Thank you in advance for your help. Please write in basic beginner C++ code and include detailed comments so that I can understand the processes. Solution #include #include #include using namespace std; int main() { string name; cin>>name; ifstream ins; ins.open(name); int a,b; vector first,second; while(ins>>a) { ins>>b; first.push_back(a); second.push_back(b); } vector andd,orr; for(int i=0;i.