cout<<"Przyklad a: "<<endl;
        for (int i = 0; i < 15; i++)
            {
                if(i%3 == 0)
                    cout<<"*";
                else if(i%3 == 1)
                    cout<<"-";
                else
                    cout<<"%";
            }

            cout<<endl<<endl;
            cout<<"Przyklad b:"<<endl;

            for (int i = 1; i < 5; i++)
            {
                for (int j = 0; j < i; j++)
                    cout<<"*";

                for (int k = 0; k < 2;k++ )
                {
                    if(i%2 == 0)
                        cout<<"^";
                    else
                        cout<<"&";
                }
            }
            cout<<endl<<endl;

            cout<<"Przyklad d:"<<endl;
             for (int i = 0; i < 5; i++)
                {
                    for (int j = 0; j < i; j++)
                    {
                        if(i%2 == 0)
                            cout<<"%";
                        else
                            cout<<"$";
                    }

                    cout<<"*";
                }

            cout<<endl<<endl;
            cout<<"Przyklad e:"<<endl;
            for (int i = 0; i < 5; i++)
            {

                for (int j = 0; j < 5; j++)
                {
                    if((i*5+j) % 2==0)
                        cout<<"* ";
                    else
                        cout<<"? ";
                }

                cout<<""; cout<<endl;
            }
            cout<<endl<<endl;