Column A....Column B.......Column C
E...................300.................300
E...................-200............... 200
N.................. 50.................50
N...................30.................30
L...................150.................150
L..................-1000...............1000
如果我想找出Column B 既數字, 條件是在Column A 是"L"中Column C 的數字最大.
請問Excel Formula 是什麼?