how to find the max value in a vector in cpp code example

Example 1: max element in vector c++

auto max = *max_element(vector.begin(), vector.end());

Example 2: c++ max and min of vector

template <typename T, size_t N> const T* mybegin(const T (&a)[N]) { return a; }    
template <typename T, size_t N> const T* myend  (const T (&a)[N]) { return a+N; }