摘要： #s = set(1, 2, 3, 4, 5, 6) # 创建一个集合 ''' list_1=[1,23,4,5,6,7,4,2] list_1=set(list_1) print (list_1) #去重 list_2=[2,34,5,6,72,32,342] list_3=list_1.intersection(list_2) print (list_3) #求交集 lis... 阅读全文