main 函数不缩进邪教
by Cutest_Junior @ 2020-08-25 10:55:29
1.把k=fac（k）改成k=fac（a【i】）
2.你还没有判断重复的
by chenxuanzhen @ 2020-08-25 11:00:24
@[Dongbaitao](/user/175079)
by chenxuanzhen @ 2020-08-25 11:03:29