@Ankit.

n=0000 1101

i=2 j=3

x = (2^j + 2^i) = 0000 1100
x^n = 0000 0001

Answer should be 0000 1101.

On Wed, Sep 14, 2011 at 12:39 AM, Ankit Agarwal <[email protected]>wrote:

> let x = 2^j + 2 ^i
> new number after swapping the digits is x XOR n
>
> eg n = 0000 1101
> j = 6 i = 2
> x = 0100 0100
>  new number = x XOR n = 0100 1001
>
>
> --
> Ankit Agarwal
> Computer Science & Engg.
> Integrated Dual Degree, V yr
> Department of Electronics & Computer Engineering
> Indian Institute of Technology Roorkee
> Ph. no. +91-9580098805
>
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