【重点】百位240719，十位890412.
1、排除912头,836百,657十,尾054
2、铁卒:39、47、57、03.
3、三字现:789,369,047,027,139,124,135,012
4、二定位3XX9 0X8X 5X0X 51XX X00X X7X7 XX83 X2X8 X79X 0XX2 7XX8 5XX8 71XX 01XX X4X7 8X9X X4X8
5、三定位:81X2,X418,32X8,54X9,50X3,37X7,5X87,809X,5X12,8X92,X713,30X9,04X3,