【重点】百位864910，十位702143.
1、排除102头,253百,896十,尾839
2、铁卒:69、28、39、18.
3、三字现:012,589,157,689,046,236,568,239
4、二定位XX20 4X7X X91X 5X4X XX71 49XX XX06 48XX 3XX4 4X0X XX04 89XX 8XX7 34XX 86XX 3XX0 3X4X 4X2X 3XX1
5、三定位:X446,X826,812X,511X,X840,X676,58X6,892X,3X17,86X7,X906,5X21,X871,880X,