用C++编写的rsa算法，unsigned __int64 RandNumber::Random(unsigned __int64 n) { randSeed=multiplier * randSeed + adder; return randSeed % n; }static RandNumber g_Rnd;/* 模乘运算，返回值 x=a*b mod n */ inline unsigned __int64 MulMod(unsigned __int64 a, unsigned __int64 b, unsigned __int64 n) { return a