wanguan2000的博客

## {{{ http://code.activestate.com/recipes/52306/ (r2) # (IMHO) the simplest approach: def sortedDictValues1(adict):     items = adict.items()     items.sort()     return [value for key, value in...

''' a_set = {2, 4, 5, 9, 12, 21, 30, 51, 76, 127, 195} b_set = {1, 2, 3, 5, 6, 8, 9, 12, 15, 17, 18, 21} print a_set.union(b_set) print a_set.intersection(b_set) print a_set.difference(b_set) ...