Today Citrix came to our campus,

The written round had 57 questions from

OS---20

Networking--1

Microprocessor---3

rest C and aptitude.

Then there was a coding round:

the questions were

1

a) Write a function which takes 3 integers x,p,n which flips 'n' bits of x from 'p'th position.(Count LSB=0).

b) Write a program to find the Kth smallest element in a BST.

2

Your are given a doubly linked list such that one link points to the immediate next node and other link points to some arbitary nodes in the doubly linked list.

Write a function to duplicate such doubly linked lists.

The interview had questions from OS and Networking.

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