Thread: help Vector c++ . . I need Help

How to insert element in middle? because i got wrong outputs . . .plz help

Code:

cout<<"Enter size of vector: ";
       cin>>size;
       cout<<"Enter value of the elements: ";
       cin>>b;
      vector<int> v(size, b);

cout<<"Enter element value: ";
                          cin>>in;
                    
                    vector<int>::iterator p = v.begin();
                    p+=v.size()-1;
                    v.insert(p,in);
                    for(int i = 0; i <v.size(); i++){ 
                    cout << v[i] << " ";
                    }

plz help

I 've Input 12 in size of vector and 2 for the value of elements . . so the answer is 2 2 2 2 2 2 2 2 2 2 2 2... then when i input 3 to the element value . .

it will give me answer like this 2 2 2 2 2 2 2 2 2 2 2 3 2 . . it must be 2 2 2 2 2 2 3 2 2 2 2 2 2 . . plz help . .

How would you normally find the middle (hint: half) of something? It sure isn't "one from the end" at least