Atcoder Beginner Contest 50 D.XOR-sum help!!!!
Difference between en1 and en2, changed 19 character(s)
[D. Xor Sum](https://atcoder.jp/contests/abc050/tasks/arc066_b)↵
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Can someone please help me in this task.↵
I know if,↵
u=a xor b & v=a+b↵
then v=u+2(a&b)↵
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But I have no clue how to proceed beyond this point.↵
Please help!!↵
↵
Thanks!

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  Rev. Lang. By When Δ Comment
en3 English signed_integer_overflow 2021-03-21 13:42:40 94
en2 English signed_integer_overflow 2021-03-21 13:11:07 19 Tiny change: 's point.\nThanks' -> 's point.\nPlease help!!\n\nThanks!'
en1 English signed_integer_overflow 2021-03-21 13:06:50 264 Initial revision (published)