Truth table
| Input | Output | |
|---|---|---|
| A | B | Y |
| 0 | 0 | 0 |
| 0 | 1 | 1 |
| 1 | 0 | 1 |
| 1 | 1 | 0 |
Toggle a bit
Any bit <bitwise XOR> Set bit = Togglewhich means,0 ^ 1 = 11 ^ 1 = 0n = n ^ 1 << kwhere k is the bit that is to be toggled
Find the difference element
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