store vector in another vector c++
Input: vector<int> v1{ 10, 20, 30, 40, 50 }; vector<int> v2{ 100, 200, 300, 400 }; //appending elements of vector v2 to vector v1 v1.insert(v1.end(), v2.begin(), v2.end()); Output: v1: 10 20 30 40 50 100 200 300 400 v2: 100 200 300 400