int size = 2;
    int * pointer[0];
    size = 5;
    *pointer = new int[size];
    size = 10;
    *pointer = new int[size];

    pointer[4] = new int;
    *pointer[4] = 2;
    size = 5;
    *pointer = new int[size];

    printf("%i\n", *pointer[4]);