#### Vector Important Functions

```/**
* @file
* @brief A C++ program to demonstrate working of std::sort(), std::reverse()
*/
#include <algorithm>
#include <iostream>
#include <numeric>  // For accumulate operation
#include <vector>

/** Main function */
int main() {
// Initializing vector with array values
int arr[] = {10, 20, 5, 23, 42, 15};
int n = sizeof(arr) / sizeof(arr[0]);
std::vector<int> vect(arr, arr + n);

std::cout << "Vector is: ";
for (int i = 0; i < n; i++) std::cout << vect[i] << " ";

// Sorting the Vector in Ascending order
std::sort(vect.begin(), vect.end());

std::cout << "\nVector after sorting is: ";
for (int i = 0; i < n; i++) std::cout << vect[i] << " ";

// Reversing the Vector
std::reverse(vect.begin(), vect.end());

std::cout << "\nVector after reversing is: ";
for (int i = 0; i < 6; i++) std::cout << vect[i] << " ";

std::cout << "\nMaximum element of vector is: ";
std::cout << *max_element(vect.begin(), vect.end());

std::cout << "\nMinimum element of vector is: ";
std::cout << *min_element(vect.begin(), vect.end());

// Starting the summation from 0
std::cout << "\nThe summation of vector elements is: ";
std::cout << accumulate(vect.begin(), vect.end(), 0);

return 0;
}
```