1>Write a program to merge two Linked-list in ascending order.(first use array for the same problem then use linked-list). You should consider each corner cases. 2> Write down C code to transform a binary tree into its mirror image. 3> Write down C code to print a tree in zigzag order. 4> There was N number of peoples in a row. There was a killer with a gun, who kills every Kth people i.e (killer starts counting from 1st person and the killer will kill the Kth person, then again he starts counting from (K+1)th person and will kill the (2K+1)th person and so on.). You have to write down a code in C which will detemine the position of the last person who will survive. 5> Some questions on Basic DS, ALGO and Combinatorics.