int i, j, n, h;
cout << "N=";
cin >> n;
for (i = 1; i<n; i++) {
for (j = 1; j<n; j++) 
{
    if(i>=j)
    cout << "*";
    else
    cout <<" ";
}
cout <<endl;
}


for (i = 1; i<n; i++) {
for (j = 1; j<n; j++) 
{
    if(i<=j)
    cout << "*";
    else
    cout <<" ";
}
cout <<endl;
}
cin >>n;
return 0;