#include <iostream>
#include <vector>
using namespace std;
int main() {
char selection{};
vector<double> list{ 1, 2, 3, 4, 5 };
int new_num{};
double average{};
double total {};
vector<int> min_element();
do {
cout << "Menu options: \n" << endl;
cout << "P - Print numbers\nA - Add a number\nM...