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help Vector c++ . . I need Help

This is a discussion on help Vector c++ . . I need Help within the C++ Programming forums, part of the General Programming Boards category; How to insert element in middle? because i got wrong outputs . . .plz help Code: cout<<"Enter size of vector: ...

  1. #1
    "PALINDROME"
    Join Date
    Nov 2010
    Posts
    59

    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

  2. #2
    "PALINDROME"
    Join Date
    Nov 2010
    Posts
    59
    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 . .

  3. #3
    Registered User
    Join Date
    Jan 2010
    Posts
    412
    How would you normally find the middle (hint: half) of something? It sure isn't "one from the end" at least
    Ushakal and Elysia like this.

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