What is the C program to swap two numbers without using a third variable?

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solve Physics and math question in shortcut way

c equal to a+b a equal to a-b b equal to b-a Then print a b
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solve Physics and math question in shortcut way

A equal to a+b B equal to a-b A equal to a-b
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I have 10 years experience in teaching C, C++, Java, Python, tally, Ms-Excel, SQL.

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