The Spotify logo's diameter is the height of the highest bar, and the height of the bars are quantized to 8 possible heights. These 8 quantization levels are encoded in binary using Gray code. Gray code Relative bar height in decimal (((( 0 1 2 000 001 011 010 110 3 4 5 6 7 Spotify Gray Code Binary Encoder 111 101 100 ⇒ «•«•••••*#*[|]]| Spotify Code with relative bar heights in decimal (a) convert the first 8 bars of the Spotify code below into a string of 1's and O's using Gray code to encode the bar heights (b) from the answer in item (a), convert it to hexadecimal

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