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0_0_16179142_3261.cpp
0_0_16179142_3261.cpp(22) : error C2668: “fmax”: 对重载函数的调用不明确
        VC2013\INCLUDE\math.h(1189): 可能是“long double fmax(long double,long double) throw()”
        VC2013\INCLUDE\math.h(1073): 或       “float fmax(float,float) throw()”
        VC2013\INCLUDE\math.h(494): 或       “double fmax(double,double)”
        尝试匹配参数列表“(int, int)”时