how to swap 4 number without using temporary number?

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how to swap 4 number without using temporary number?..

Answer / brinda balakrishnan

a=a+b+c+d;
b=a-(b+c+d);
c=a-(b+c+d);
d=a-(b+c+d);
a=a-(b+c+d);

Is This Answer Correct ?

25 Yes

0 No

how to swap 4 number without using temporary number?..

Answer / sandeep

a=a^b;
b=a^b;
a=a^b;

Is This Answer Correct ?

2 Yes

1 No

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