摘要：
Description The most important part of a GSM network is so called Base Transceiver Station (BTS). These transceivers form the areas called cells (this 阅读全文
摘要：
Description N的阶乘写作N!表示小于等于N的所有正整数的乘积。阶乘会很快的变大，如13!就必须用32位整数类型来存储，70！即使用浮点数也存不下了。你的任务是找到阶乘最后面的非零位。举个例子,5!=1*2*3*4*5=120所以5!的最后面的非零位是2，7！=1*2*3*4*5*6*7= 阅读全文