PUZZLE #3434: FFT Cipher (diff 7)
A 64-point DFT encoded message in the frequency domain.
DATA
| Frequency Domain |
[5191.0, 0], [1533.8, 0], [1145.3, 0], [516.1, 0], [31.3, 0], [330.7, 0], [386.6, 0], [179.3, 0], [48.7, 0], [207.5, 0], [247.1, 0], [117.6, 0], [8.8, 0], [121.7, 0], [182.3, 0], [115.9, 0], [6.4, 0], [147.9, 0], [39.6, 0], [174.4, 0], [67.4, 0], [95.8, 0], [175.5, 0], [93.0, 0], [109.0, 0], [79.0, 0], [118.2, 0], [75.1, 0], [19.9, 0], [123.0, 0], [100.3, 0], [29.0, 0], [43.0, 0], [29.0, 0], [100.3, 0], [123.0, 0], [19.9, 0], [75.1, 0], [118.2, 0], [79.0, 0], [109.0, 0], [93.0, 0], [175.5, 0], [95.8, 0], [67.4, 0], [174.4, 0], [39.6, 0], [147.9, 0], [6.4, 0], [115.9, 0], [182.3, 0], [121.7, 0], [8.8, 0], [117.6, 0], [247.1, 0], [207.5, 0], [48.7, 0], [179.3, 0], [386.6, 0], [330.7, 0], [31.3, 0], [516.1, 0], [1145.3, 0], [1533.8, 0]
|
| Sample Count |
64
|
| Precision |
1
|
| Format |
real_and_imag
|
| Hint |
FFT cipher — 64 frequency components. Noise has been added to the frequency components. Expect small rounding errors.
|
| Answer Format |
comma-separated frequencies or letters
|
author's note: Pool fill: fft diff 7
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