Bitwise
1. /* Get one set bit in the xor2. We get rightmost set bit
in the following line as it is easy to get */
set_bit_no = xor2 & ~(xor2-1);
1. /* Get one set bit in the xor2. We get rightmost set bit
in the following line as it is easy to get */
set_bit_no = xor2 & ~(xor2-1);