计算一个数列的众数，即出现次数最多的那个数，要求尽量低的时空复杂度-calculate a series of the plural, that is the highest number that the number of requests time and space as low complexity

VC与C++开发基础 操作符重载实现编译多态,复数的加法运算,ReloadOperate的程序源码-VC and C++ to develop basic operator overloading to achieve compile polymorphic plural addition operator, ReloadOperate, program source code