hex - How to use Excel to calculate bitwise XOR in hexadecimal format? - Stack Overflow
Tool Slick - When in doubt, check the intermediate XOR results via Tool Slick's XOR Calculator - http://bit.ly/2q1HmLH. We even support multiple inputs! | Facebook
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16-Bit-Calculator/README.md at master · bryceparkman/16-Bit-Calculator · GitHub
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