std::vector::assign

void assign( size_type count, const T& value );	(1)
template< class InputIterator > void assign( InputIterator first, InputIterator last );	(2)

Replaces the contents of the container.

1) replaces the contents with count copies of value value

2) replaces the contents with copies of those in the range [first, last)

Parameters

count	-	the new size of the container
value	-	the value to initialize elements of the container with
first, last	-	the range to copy the elements from

Complexity

1) linear in count

2) linear in distance between first and last

See also

(constructor)	constructs the vector (public member function)