FFT.rar_c++ fft

FFT: i real imag 0 4.6485 0.0000 1 0.0176 0.3122 2 1.1114 0.0429 3 1.6776 -0.1353 4 -0.2340 1.3897 5 0.3652 -1.2589 6 -0.4325 0.2073 7 -0.1312 0.3763 8 -0.1949 0.0000 9 -0.1312 -0.3763 10 -0.4326 -0.2073 11 0.3652 1.2589 12 -0.2340 -1.3897 13 1.6776 0.1353 14 1.1113 -0.0429 15 0.0176 -0.3122 ================================= IFFT: i real imag 0 0.5751 -0.0000 1 0.4514 0.0000 2 0.0439 -0.0000 3 0.0272 -0.0000 4 0.3127 -0.0000 5 0.0129 -0.0000 6 0.3840 -0.0000 7 0.6831 0.0000 8 0.0928 0.0000 9 0.0353 -0.0000 10 0.6124 0.0000 11 0.6085 0.0000 12 0.0158 0.0000 13 0.0164 0.0000 14 0.1901 0.0000 15 0.5869 -0.0000