假设vara=[22,33,44,55,22],vars=set(vara),则vars的结果是( )。选项: A:{22,33,44,55,22} B:{22,33,44,55} C:[22,33,44,55] D:(22,33,44,55) 假设 结果是 发布时间:2024-05-14 15:36:35