| Remove Palindromic Subsequences |
Easy
|
amazon
|
|
| Sort Array By Parity |
Easy
|
amazon
apple
cisco
facebook
google
microsoft
oracle
vmware
|
|
| Third Maximum Number |
Easy
|
amazon
bloomberg
facebook
google
microsoft
|
|
| Uniform Cost Search |
Easy
|
|
|
| Longest Unequal Adjacent Groups Subsequence I |
Easy
|
|
|
| Finding 3-Digit Even Numbers |
Easy
|
|
|
| Count Largest Group |
Easy
|
|
|
| Count Equal and Divisible Pairs in an Array |
Easy
|
|
|
| Count Good Triplets |
Easy
|
turvo
|
|
| Smallest positive integer that cannot be represented as the sum of a subset of a sorted array |
Easy
|
amazon
|
|
| Find the nth sevenish number |
Easy
|
zillow
|
|
| Count Subarrays of Length Three With a Condition |
Easy
|
|
|
| Minimum Operations to Make Array Values Equal to K |
Easy
|
|
|
| Build Array from Permutation |
Easy
|
|
|
| Type of Triangle |
Easy
|
|
|
| Minimum Number of Operations to Make Elements in Array Distinct |
Easy
|
|
|
| Maximum Value of an Ordered Triplet I |
Easy
|
|
|
| Minimum in a Binary Tree |
Easy
|
|
|
| Divide Array Into Equal Pairs |
Easy
|
|
|
| Maximum Count of Positive Integer and Negative Integer |
Easy
|
|
|
| Find Missing and Repeated Values |
Easy
|
|
|
| Merge Two 2D Arrays by Summing Values |
Easy
|
|
|
| Apply Operations to an Array |
Easy
|
|
|
| Length of the Longest Consecutive 1s in Binary Representation |
Easy
|
stripe
|
|
| Collatz Sequence |
Easy
|
apple
|
|
| Clear Digits |
Easy
|
|
|
| Maximum Ascending Subarray Sum |
Easy
|
|
|
| Permutation of Array using given order |
Easy
|
twitter
|
|
| Next Permutation of Integer |
Easy
|
ibm
|
|
| Longest Strictly Increasing or Strictly Decreasing Subarray |
Easy
|
|
|
| Check if Array Is Sorted and Rotated |
Easy
|
|
|
| Longest subarray with distinct elements |
Easy
|
google
|
|
| Check if any pair of rectangles overlap |
Easy
|
google
|
|
| Area of intersection of two rectangles |
Easy
|
google
|
|
| Run a Markov chain and count state visits |
Easy
|
google
|
|
| Flatten a nested dictionary |
Easy
|
stripe
|
|
| Busiest period in a building |
Easy
|
amazon
|
|
| Decode Base64 String to Hex |
Easy
|
google
|
|
| Convert Hex String to Base64 |
Easy
|
paypal
|
|
| Find Closest Coin by Manhattan Distance |
Easy
|
google
|
|
| Count Digits Without Loops |
Easy
|
amazon
|
|
| Calculate Courier Active Time from Event Logs |
Easy
|
postmates
|
|
| Reconstruct Numbers from Anagrammed String |
Easy
|
slack
|
|
| Counting Words With a Given Prefix |
Easy
|
|
|
| Count Prefix and Suffix Pairs I |
Easy
|
|
|
| Design a Sparse Array |
Easy
|
facebook
|
|
| String Matching in an Array |
Easy
|
amazon
|
|
| Design hit counter with range queries |
Easy
|
riot-games
|
|
| Check if target word exists in matrix horizontally or vertically |
Easy
|
microsoft
|
|
| Expected number of rounds to reach one remaining coin |
Easy
|
microsoft
|
|