Д/з.№2(e).С++

#include <iostream>

using namespace std;

int main()
{
int var;
cout << "vvedute rasmer elku: ";
cin >> var;
int a=0;
while (a < var){
    int b=0;
    while (b < var - a) {
        cout << " ";
        b++;
    }
b = 0;
    while (b < (a*2) - 1) {
        cout << "*";
        b++;
}
cout << endl;
a++;
}
int c = 0;
while (c<var-1) {
    cout << " ";
    c++;
}
cout << "*";
}