【重点】百位678243,十位796430.
1、排除209头,195百,152十,尾743
2、铁卒:13、04、36、15.
3、三字现:018,346,035,245,279,127,126,156
4、二定位77XX XX36 4XX2 1XX5 1X9X 6X9X 7X7X 66XX 4X3X X66X 8X6X X77X 7X3X X84X 6XX6 6X3X 6XX2 82XX
5、三定位:X230,X749,X292,1X35,X742,48X2,746X,X839,869X,643X,87X2,82X0,14X5,44X2,