Now, you're ready to remove the garbage.

To prove you've removed it, you need to count all of the characters within the garbage. The leading and trailing < and > don't count, nor do any canceled characters or the ! doing the canceling.

<>, 0 characters. , 17 characters. <<<<>, 3 characters. <{!>}>, 2 characters. <!!>, 0 characters. <!!!>>, 0 characters. <{o"i!a,<{i, 10 characters. How many non-canceled characters are within the garbage in your puzzle input?