swap 2 variables without using 3 rd variable???
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Answer Posted / gm
Before Swaping
A = 10
B = 20
After Swapping
A = 20
B = 10
Solution:
B = B - A =(20-10) = 10 ---> B = 10
A = A + B =(10+10) = 20 ---> A = 20 (since B = 10 now)
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