518
i'm at a loss
(lemmy.blahaj.zone)
Be sure to follow the rule before you head out.
Rule: You must post before you leave.
Even if you assume that it is not blocked, it is still 5. The pipe from 2 to 3 is never reached because 4 leaks out the hole in the bottom. Assume that the hole in the bottom is a flaw and 4 still leaks out the top before the pipe to 3 is reached.