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How to swap 3 numbers without using 4th variable?

Answers were Sorted based on User's Feedback



How to swap 3 numbers without using 4th variable?..

Answer / sundar

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

Is This Answer Correct ?    89 Yes 13 No

How to swap 3 numbers without using 4th variable?..

Answer / pallavi dhanopiya

a=a*b*c;
b=a/b/c;
c=a/b/c;
a=a/b/c;

Is This Answer Correct ?    12 Yes 3 No

How to swap 3 numbers without using 4th variable?..

Answer / ilana

The target is a<-b b<-c c<- a
------------------------------------
a = a+b+c ; // a+b+c b c
c = c+b; // a+b+c b b+c
b = c-b; // a+b+c c b+c
c = a-c; // a+b+c c a
a = a-(b+c) // b c a

Is This Answer Correct ?    12 Yes 7 No

How to swap 3 numbers without using 4th variable?..

Answer / mujamil

how to swap of 4number

Is This Answer Correct ?    3 Yes 1 No

How to swap 3 numbers without using 4th variable?..

Answer / pavan

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

Is This Answer Correct ?    2 Yes 2 No

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