Лаба 13 Вариант 5

#include <time.h>
#include <iostream>

using namespace std;

struct StackNode
{
    int value;
    StackNode* next;
};

StackNode* Add(StackNode* node, int value)
{
    StackNode* new_node = new StackNode;
    new_node->value = value;
    new_node->next = node;

    return new_node;
}

void Print(StackNode* node)
{
    if (!node)
        return;

    cout << node->value << " ";

    Print(node->next);
}

void DeleteAll(StackNode* node)
{
    if (!node)
        return;

    DeleteAll(node->next);
    delete node;
}

int main()
{
    const int stack_size = 20;
    StackNode* top = nullptr;
    int sum = 0;

    srand(time(0));

    for (int i = 0; i < stack_size; i++)
    {
        //top = Add(top, rand() % 101 - 50);

        int temp;
        cin >> temp;
        top = Add(top, temp);

        sum += top->value;
    }

    cout << "Stack: ";

    Print(top);

    cout << endl;

    double average = sum / (double)stack_size;
    StackNode * current = top;

    //cout << "Sum: " << sum << endl;
    cout << "Average: " << average << endl;

    int cnt = 0;

    while (current)
    {
        if (current->value >= average)
        {
            cnt++;
        }

        current = current->next;
    }

    cout << "Number of elements greater than average: " << cnt << endl;


    DeleteAll(top);

    return 0;
}