=LET(
b,
OFFSET(
$A$2,
1,
MATCH(
LOOKUP("座", $C$26:C26) & TEXT(LOOKUP(9 ^ 9, $C$27:C27), "(m月d日)"),
$A$1:$O$1,
) - 1,
22 + N("这里表示明细表最大行数单元格数量"),
3
),
a,
GROUPBY(TAKE(b, , 1), TAKE(b, , - 2), SUM, , 0, , TAKE(b, , 1) <> 0),
DROP(
REDUCE(
"",
$B29 # ,
LAMBDA(x, y, VSTACK(x, FILTER(TAKE(a, , - 2), TAKE(a, , 1) = y)))
),
1
)
)
