=REGEXP(A1,"\d+")
=LET(S,TOCOL(REGEXP(A1,"\d+")),F,@TAKE(S,-1),HSTACK(DROP(S,-1),EXPAND(F,ROWS(S)-1,,F)))
=LET(S,TOCOL(REGEXP(A1,"\d+")),F,@TAKE(S,-1),IF({1,0},DROP(S,-1),F))
=IF({1,0},"A",{1;2;3})
=LET(S,TOCOL(REGEXP(A1,"\d+")),F,@TAKE(S,-1),IFNA(HSTACK(DROP(S,-1),F),F))
=LET(f,LAMBDA(_t,LET(S,TOCOL(REGEXP(_t,"\d+")),F,@TAKE(S,-1),IF({1,0},DROP(S,-1),F))),REDUCE({"学号","积分"},A1:A2,LAMBDA(x,y,VSTACK(x,f(y)))))
一键速达
[阅读原文] 加入学习圈