#include <bits/stdc++.h>
using namespace std;
int main()
{
cout << " * " << endl;
cout << " *** " << endl;
cout << " ***** " << endl;
cout << "*********************" << endl;
cout << " *************** " << endl;
cout << " *********** " << endl;
cout << " ********* " << endl;
cout << " *********** " << endl;
cout << " **** **** " << endl;
cout << " ** ** " << endl;
return 0;
}
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