EvenArrClass.cpp

#include <iostream>
#include <vector>

using namespace std;

class Even
{   
    private:
        vector<int> v;
        bool AllEven = false;
        bool AnyEven = false;
    public:
        void Check_all_even(vector<int> v);
        void check_any_even(vector<int> v);
};
void Even::Check_all_even(vector<int> v)
{
    for(int i: v)
    {
        if(i%2!=0)
        {
            AllEven = false;
            break;
        }
        else
        {
            AllEven = true;
        }
    }
    if(AllEven == true)
    {
        cout << "All the array's members are even" << endl;
    }
    else
    {
        cout << "Not all the array's members are even" << endl;
    }
}
void Even::check_any_even(vector <int> v)
{
    for(int i: v)
    {
        if(i%2==0)
        {
            AnyEven = true;
            break;
        }
    }
    if(AnyEven == true)
    {
        cout << "There are even values in the array" << endl;
    }
    else
    {
        cout << "There are not any even values in the array" << endl;
    }
}

int main()
{
    vector<int> arr = {2,4,6,9,7};
    Even e;
    e.Check_all_even(arr);
    e.check_any_even(arr);
    return 0;
}