How to append to a vector c++

How to append one vector to another c++

vector<int> a;
vector<int> b;
// Appending the integers of b to the end of a 
a.insert(a.end(), b.begin(), b.end());

Source: stackoverflow.com

Appending a vector to a vector in 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

How to append to a vector c++

//vector.push_back is the function. For example, if we want to add
//3 to a vector, it is just vector.push_back(3)
vector <int> vi;
vi.push_back(1); //[1]
vi.push_back(2); //[1,2]

Similar codes

0 vote258 views1 answer
C++ convert int to double
C++
0 vote275 views1 answer
How to turn an integer variable into a char c++
C++
2 votes254 views1 answer
C++ terminal color
C++
0 vote282 views1 answer
Stream Overloading
C++
1 vote267 views4 answers
Sum vector c++
C++
0 vote286 views1 answer
How to write a template c++
C++
0 vote258 views1 answer
Jquery ajax post json asp.net core
C++
0 vote253 views1 answer
Traversing a map
C++
2 votes264 views1 answer
C++ switch string
C++
1 vote252 views1 answer
Forward declaration c++
C++