template <class InputIterator, class UnaryPredicate> InputIterator find_if (InputIterator first, InputIterator last, UnaryPredicate pred);
[first,last)for which pred returns
true. If no such element is found, the function returns last.
[first,last), which contains all the elements between first and last, including the element pointed by first but not the element pointed by last.
bool. The value returned indicates whether the element is considered a match in the context of this function.
falsefor all elements, the function returns last.
The first odd value is 25
[first,last)are accessed (once at most).