错误代码:
complex<double> f[N]; f[i]+=read()*1.0i;
错误信息:
42 28 C:\Users\Administrator\Desktop\fft.cpp [Error] no match for 'operator+=' (operand types are 'std::complex' and '__complex__ double')
所以std::complex<double>和__complex__ double有什么区别
std::complex<double>
__complex__ double