Write a macro for swapping integers

Question Posted / tribhuvan sharma

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Write a macro for swapping integers..

Answer / deepak

# define swap(a,b) a = a + b; b = a - b; a = a - b;

Is This Answer Correct ?

50 Yes

8 No

Write a macro for swapping integers..

Answer / suresh

swap(a,b) a^=b^=a^=b;

Is This Answer Correct ?

12 Yes

3 No

Write a macro for swapping integers..

Answer / balaji ramdoss

#define SWAP(a,b) b=a+b-(a=b)

Is This Answer Correct ?

19 Yes

12 No

Write a macro for swapping integers..

Answer / raku

#define SWAP(a,b) a=a+b-(b=a)

Is This Answer Correct ?

1 Yes

0 No

Write a macro for swapping integers..

Answer / sun

#define SWAP(a,b) (a^=b^=a^=b;)

Is This Answer Correct ?

0 Yes

1 No