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Swap numbers without the third variable using the XOR operator

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Compilation time: 0,14 sec, absolute running time: 0,09 sec, cpu time: 0,09 sec, average memory usage: 13 Mb, average nr of threads: 3, absolute service time: 0,26 sec 
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*** Swap Number Without Third Variable ***
Before Swap
a=7, b=5
Step 1
a=2, b=5
Step 2
a=2, b=7
Step 3
a=5, b=7
After Swap
a=5, b=7