Please using only printf function to print out this shape:
* *** ***** ******* ********* ******* ***** *** *
Hidden content! * * * ** * ** * *** int main (){printf(" * ** * *** * ** * * *** printf(" * * * * * ** ***** * **printf(" * * * * ** ** ** * * * * * ** * ** * * * ** * * * ** * * ** *** * * * * ** ** * * *** * *** * * * ** * * ** * * * *