Cognizant

3Sum

Binary Search

Consecutive Numbers

Count Primes

Count Subarrays of Length Three With a Condition

Fibonacci Number

Happy Number

Longest Common Prefix

Longest Palindromic Substring

Longest Substring Without Repeating Characters

Managers with at Least 5 Direct Reports

Maximum Subarray

Merge Sorted Array

Merge Two Sorted Lists

Move Zeroes