helloworld.bf

++++++++++              initialize counter (cell #0) to 10
[                       use loop to set the next six cells to 70/80/90/100/30/10
    > +++++ ++              add  7 to cell #1
    > +++++ +++             add  8 to cell #2
    > +++++ ++++            add  9 to cell #3
    > +++++ +++++           add 10 to cell #4
    > +++                   add  3 to cell #5
    > +                     add  1 to cell #6
    <<<<<< -                decrement counter (cell #0)
]
> +++ .                 print 'I'
>>> +++++ ++++ .        print 'm'
+++++ .                 print 'r'
< +++++ ++ .            print 'a'
> ---- .                print 'n'
> ++ .                  print ' '
<<< +++ .               print 'S'
>> ----- - .            print 'h'
< .                     print 'a'
> .                     print 'h'
+ .                     print 'i'
----- .                 print 'd'
>> .                    print '\n'