Zadanie 12

#include <iostream>
using namespace std;
int a;

void kwadrat(int a)
{
    int b=0,c=0;
    while(b<a)
    {
        while(c<a)
        {
            cout << "*";
            c++;
        }
        cout << endl;
        c=0;
        b++;
    }

}

int main()
{
    cout << "Kwadrat 5" << endl;
    kwadrat(5);
    cout << endl;
    cout << "Kwadrat 6" << endl;
    kwadrat(6);
    cout << endl;
    cout << "Kwadrat 7" << endl;
    kwadrat(7);
    cout << endl;

    return 0;
}