Print a 10 by 10 grid of asterisks
Brainfuck, 47 bytes

++++++++++[-&gt;++++&gt;+&gt;+&lt;&lt;&lt;]&gt;++&gt;[-&lt;..........&gt;&gt;.&lt;]


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++++++++++[-&gt;++++&gt;+&gt;+&lt;&lt;&lt;]   set the tape to 40 10 10
&gt;++&gt;                        set the tape to 42 10 10
[-&lt;..........&gt;&gt;.&lt;]          come on