1. Reverse string except spaces. A string has mix of alphabets and spaces. Your task is to reverse the string, but preserve the positions of spaces. For example, reverse of " a if" is " f ia" 2. An array of size n has all but one numbers between 1 and n+1. Find the missing one.
Reverse an integer. Looking for optimized solution and definitely no tostring type of solution
You have a function f(p) that returns an array of linked pages e.g f(homepage) = {page1, page2, page3}. Or f(page1) = {page4, page5}. If there is no linked pages function will return null. And we say one site is a good site if we can get to any page of that site in a less than 6 clicks. The task was to write a function that will check is it a good site or not using f(p).
Write a function to find the maximum sum of sub array where the array can have negative and positive numbers.
Find the character with longest repitition in the string e.g. aaacccddddeefffffffg the result should be 'f'.
In a BST write a program to find 2 nodes x and y such that X+y=k
find duplicated item from an array, output the duplicated item with their times
what was a technical difficulty and how have you overcome it.
if you have a linked list ordered like : n1-n2-n3-n4-n5-n6-n7-NULL. how to sort it to be at the order : n2-n1-n4-n3-n6-n5-n7-NULL
Print a binary tree level by level in zigzag order
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