1 import CW10a._

     2 

     3 assert(run("[-]", Map(0 -> 100)) == Map(0 -> 0))

     4 assert(run("[->+<]", Map(0 -> 10)) == Map(0 -> 0, 1 -> 10))

     5 assert(run("[>>+>>+<<<<-]", Map(0 -> 42)) == Map(0 -> 0, 2 -> 42, 4 -> 42))

     6 assert(run("++++++++++#>+***#") == Map(0 -> 10, 1 -> 1000))

     7 assert(run("+++>+@+@+@+@+@") == Map(0 -> 3, 1 -> 7, 4 -> 3, 5 -> 3, 6 -> 3, 7 -> 3))

     8 

     9 

    10 

    11 val hw_urban = """+++++[->++++++++++<]>--<+++[->>++++++++++

    12                   <<]>>++<<----------[+>.>.<+<]"""

    13 assert(run(hw_urban) == Map(0 -> 0, 1 -> 58, 2 -> 32))

    14