=IF(OR(B2="a",B2="b",B2="c",B2="d",B2="e",B2="f"),IF(B2="a",1,IF(B2="b",2,IF(B2="c",3,IF(B2="d",4,IF(B2="e",5,6))))),IF(OR(B2="g",B2="h",B2="i",B2="j",B2="k",B2="l"),IF(B2="g",7,IF(B2="h",8,IF(B2="i",9,IF(B2="j",10,IF(B2="k",11,12))))),IF(OR(B2="m",B2="n",B2="o",B2="p",B2="q",B2="r"),IF(B2="m",13,IF(B2="n",14,IF(B2="o",15,IF(B2="p",16,IF(B2="q",17,18))))),IF(OR(B2="s",B2="t",B2="u",B2="v",B2="w"),IF(B2="s",19,IF(B2="t",20,IF(B2="u",21,IF(B2="v",22,23)))),IF(B2="x",24,IF(B2="y",25,IF(B2="z",26,"error - type a letter"))))))) 被这公式晕着啦 |