=IF(H3=L3,H2,IF(I3=L3,I2,IF(J3=L3,J2,IF(K3=L3,K2,""))))
我往下拉就变成=IF(H4=L4,H3,IF(I4=L4,I3,IF(J4=L4,J3,IF(K4=L4,K3,""))))可是我要里面的H2I2J2K2都固定下来怎么做