2017年3月16日
set 和 collections --- python
++++++++++++++ My Code +++++++++++++++ # set s1 = set ([11,22,33]) s2 = set([33,44,55]) ret = s1.difference(s2) ret2 = s2.symmetric_difference(s2) pri Read More
posted @ 2017-03-16 00:34 BETS&ME Views(92) Comments(0) Diggs(0)