Implement the fill and fill_n functions.
template< typename ForwardIterator, typename T>
void fill(ForwardIterator beg, ForwardIterator end, const T& value)
template< typename ForwardIterator, typename T>
void fill_n(ForwardIterator beg, size n, const T& value)
Implement the replace and replace_if functions.
template< typename ForwardIterator, typename T>
void replace(ForwardIterator beg, ForwardIterator end, const T& oldValue, const T& newValue)
template< typename ForwardIterator, typename T>
void replace_if(ForwardIterator beg, ForwardIterator end, bool Function f, const T& newValue)