【重点】百位815793,十位013849.
1、排除793头,420百,572十,尾457
2、铁卒:39、08、48、67.
3、三字现:145,245,238,124,057,014,046,579
4、二定位8X1X 0X8X 88XX 1X3X XX09 0XX6 8XX3 47XX 1XX2 81XX 4X8X X7X3 8XX2 8X4X X8X2 X14X X80X X84X
5、三定位:0X46,X809,48X6,X542,181X,890X,4X03,X509,893X,89X3,0X42,690X,05X9,89X6,