View Compilation Error

538440_0_0_24114.cpp
538440_0_0_24114.cpp(28) : error C2297: “+=” : 非法，右操作数包含“double [100]”类型
538440_0_0_24114.cpp(28) : error C2440: “+=” : 无法从“double [100]”转换为“double”
538440_0_0_24114.cpp(29) : error C2297: “-=” : 非法，右操作数包含“double [100]”类型
538440_0_0_24114.cpp(29) : error C2440: “-=” : 无法从“double [100]”转换为“double”