Reverse a list [array] of integers.

#include <iostream>
#include <iomanip>
#include <algorithm>

int main() {
  auto show = [](auto const & sv) {
    for (auto const nr : sv) {
      std::cout << std::setw(3) << nr;
    }
    std::cout << std::endl;
  };

  int array[] { 10, 2, 0, 14, 43, 25, 18, 1, 5, 45, 3, 15, 16, 8, 9, };
  size_t constexpr array_sz = sizeof(array) / sizeof(*array);
  show(array);
  std::sort(std::begin(array), std::end(array));
  show(array);
  std::cout << std::endl;
  int reverse[array_sz];
  std::copy(std::crbegin(array), std::crend(array), std::begin(reverse));
  show(reverse);
}