concatenate two vectors c++
#include <vector> // vector
#include <iostream> // output
using namespace std;
int main()
{
// two vectors to concatenate
vector<int> A = {1,3,5,7};
vector<int> B = {2,4,6,8};
// vector that will hold the combined values of A and B
std::vector<int> AB = A;
AB.insert(AB.end(), B.begin(), B.end());
// output
for (auto i : AB) {
cout << i << ' ';
}
}