Empty from inside.cpp

#include <iostream>
using namespace std;
int main ()
{
    int n,i,j;
    cout<<"Enter Number: ";
    cin>>n;
    
    for(i=1;i<=n;i++)
    {
        for(j=1;j<=i;j++)
        {
            if(j==i || j==1 || i==n)
                cout<<"*";
            else
                cout<<" ";
        }    
        cout<<endl;
    }
    
    return 0;
}

/*
output

Enter Number: 10
*
**
* *
*  *
*   *
*    *
*     *
*      *
*       *
**********

*/