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var title_126291='Re:请教高手一些排列组合题目~~......';
var body_126291='【在(ZHXX-612)的大作中提到：】<br><br>第六题这个1分钟之内想到就是天才了~~不适合考公务员，直接当数学教授得了~~<img src=http://image2.club.sohu.com/act/04sweat.gif><br>';
var body1_126291='&gt;第五题是6。1的6次方，2的5次方，3的4次方，4的3次方，5的2次方，6的1次方，7的0次方。&gt;第六题是1707。3*7-5＝16，16*7-5＝107　107*16-5＝1707';
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