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a ^= b; ie a=a^b
b ^= a; ie b=b^a;
a ^= b ie a=a^b;
here the numbers are converted into binary and then xor operation is performed.
You know, you're just asking
have you seen this overly clever trick that's not worth applying
on
modern architectures and only really applies to integer variables?
?
carol1 answered the question on April 13, 2018 at 15:39
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