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