1F
=LOOKUP(TEXT(SUM(IF((C4:F4-B4:E4)<>1,0,1)*10^(5-COLUMN(A1:D1)))/10,"0000"),{"0000","0001","0010","0011","0100","0110","0111","1000","1001","1011","1100","1101","1110","1111"},{"","1","1","1","1","1","1","1","2","2","1","2","1","1"})输入完按shift+ctrl+回车
