#include <iterator>
#include <cassert>
#include "../../iterators.h"
template <class It>
void
test(It first, It last, typename std::iterator_traits<It>::difference_type x)
{
assert(std::distance(first, last) == x);
}
int main()
{
const char* s = "1234567890";
test(input_iterator<const char*>(s), input_iterator<const char*>(s+10), 10);
test(forward_iterator<const char*>(s), forward_iterator<const char*>(s+10), 10);
test(bidirectional_iterator<const char*>(s), bidirectional_iterator<const char*>(s+10), 10);
test(random_access_iterator<const char*>(s), random_access_iterator<const char*>(s+10), 10);
test(s, s+10, 10);
}