vector member functions

• insert(pos, elem)

  • Inserts at iterator position pos a copy of elem and returns the position of the new element.

• insert(pos, n, elem)

  • Inserts at iterator position pos n copies of elem (returns nothing).

• insert(pos, beg, end)

  • Inserts at iterator position pos a copy of all elements of the range [beg,end) (returns nothing).