View Compilation Error

2_14855_1048322_10947.cpp
2_14855_1048322_10947.cpp(19) : error C2668: “fabs” : 对重载函数的调用不明确
        \include\math.h(602): 可能是“long double fabs(long double)”
        \include\math.h(554): 或       “float fabs(float)”
        \include\math.h(190): 或       “double fabs(double)”
        试图匹配参数列表“(int)”时