Д/з.№2(c).С++

int var;
int a=0;
int b=0;
int c=1;
cout << "kakogo rasmera kvadrrat uz zvezdochek?:";
cin >> var;
c=var;
while (b < var) {
    b++;
    while (a < c) {
        cout << "*";
        a++;
    }
    cout << endl;
    a=0;
    c--;
}