Prob Mother's Milk

(1) Use set to determine whether the intermediate state exists.

Suddenly, you can simply use a 3-dimensional array to view and store the intermediate state. ABC has three dimensions, and the space used is not large.

(2) (this is the first attempt to join a. It is impossible to consider B =, a and c =,, however, we did not consider the reciprocal of BC (the following Green Line ).

(3) failed to submit the product because it was difficult to call it again ~~~~ TT

User: y J [foryjus1] task: milk3lang: C ++ standing by for compile/execution server... standing by for compile/execution server... standing by for compile/execution server... /home/kolstad/trainweb 'runaprog' died: noserverresponsethe servers are not responding. please try one more time and thencontact the contest directors.