View Compilation Error

0_0_32987667_14985.cpp
0_0_32987667_14985.cpp(2) : error C2059: 语法错误:“常量”
VC2013\INCLUDE\sal.h(2381) : error C2143: 语法错误 : 缺少“;”(在“{”的前面)
VC2013\INCLUDE\sal.h(2381) : error C2447: “{”: 缺少函数标题(是否是老式的形式表?)
0_0_32987667_14985.cpp(22) : error C2668: “fabs”: 对重载函数的调用不明确
        VC2013\INCLUDE\math.h(1181): 可能是“long double fabs(long double) throw()”
        VC2013\INCLUDE\math.h(1065): 或       “float fabs(float) throw()”
        VC2013\INCLUDE\math.h(491): 或       “double fabs(double)”
        尝试匹配参数列表“(int)”时