4 commits

Author	SHA1	Message	Date
weilinfox	b66408662b	fix some bug and add some function	2020-03-02 22:50:19 +08:00
weilinfox	97c928a2a4	fix some bug	2020-03-02 20:41:40 +08:00
weilinfox	b4ebced531	solve div/0 error	2020-03-02 18:24:28 +08:00
weilinfox	91f41f6fdc	add bc command support	2020-03-02 17:22:32 +08:00