【重点】百位374985，十位438792.
1、排除840头,021百,650十,尾385
2、铁卒:03、69、67、46.
3、三字现:568,037,149,067,279,289,457,245
4、二定位69XX 5X4X 5XX9 1X7X X33X 2X7X X77X 7XX7 X38X 5X7X 7XX4 2X8X 2XX1 1X8X 6X4X XX74 5XX7 XX36 24XX X48X
5、三定位:74X4,639X,X386,X734,X746,78X6,289X,2X89,533X,574X,X371,749X,73X6,X777,