| Longest ZigZag Path in a Binary Tree |
Medium
|
|
|
| Longest Zigzag Subsequence |
Medium
|
|
|
| m Coloring Problem |
Medium
|
google
|
|
| Matchsticks to Square |
Medium
|
amazon
rackspace
|
|
| Matrix Chain Multiplication |
Medium
|
|
|
| Matrix Chain Multiplication 2 - Print brackets |
Medium
|
|
|
| Maximal Network Rank |
Medium
|
|
|
| Maximize the Confusion of an Exam |
Medium
|
|
|
| Maximum Alternating Subsequence Sum |
Medium
|
|
|
| Maximum Area of a Piece of Cake After Horizontal and Vertical Cuts |
Medium
|
|
|
| Maximum Erasure Value |
Medium
|
|
|
| Maximum Length of Pair Chain |
Medium
|
amazon
bloomberg
facebook
uber
|
|
| Maximum Non Negative Product in a Matrix |
Medium
|
|
|
| Maximum Product of Splitted Binary Tree |
Medium
|
amazon
bytedance
microsoft
|
|
| Maximum revenue by selling K tickets from N windows |
Medium
|
bloomberg
|
|
| Maximum Subarray Sum with One Deletion |
Medium
|
two-sigma
|
|
| Min Cost to Connect All Points |
Medium
|
|
|
| Minimize the Maximum Difference of Pairs |
Medium
|
|
|
| Minimum ASCII Delete Sum for Two Strings |
Medium
|
triplebyte
|
|
| Minimum Deletions to Make Character Frequencies Unique |
Medium
|
|
|
| Minimum Moves to Group Occupied Seats |
Medium
|
walmart-labs
|
|
| Minimum Number of Flips to Make the Binary String Alternating |
Medium
|
|
|
| Minimum Operations to Reduce X to Zero |
Medium
|
|
|
| Minimum Score Triangulation of Polygon |
Medium
|
uber
|
|
| Minimum Speed to Arrive on Time |
Medium
|
|
|
| Minimum Time to Collect All Apples in a Tree |
Medium
|
facebook
|
|
| Network Delay Time |
Medium
|
akuna-capital
amazon
google
microsoft
twitter
|
|
| New 21 Game |
Medium
|
apple
google
uber
|
|
| Next even permutation of a number |
Medium
|
|
|
| Next Smallest Palindrome Larger Than a Number |
Medium
|
|
|
| Nth Smallest Element in Two Sorted Arrays |
Medium
|
|
|
| Number of elements greater than K in the range L to R |
Medium
|
|
|
| Number of Enclaves |
Medium
|
google
|
|
| Number of Longest Increasing Subsequence |
Medium
|
amazon
bloomberg
facebook
|
|
| Number of loops of size k starting from a specific node |
Medium
|
|
|
| Number of Restricted Paths From First to Last Node |
Medium
|
|
|
| Number of Sets of K Non-Overlapping Line Segments |
Medium
|
|
|
| Number of Unicolored Paths between two nodes |
Medium
|
|
|
| Palindrome Permutation II |
Medium
|
amazon
google
microsoft
uber
|
|
| Partitioning Into Minimum Number Of Deci-Binary Numbers |
Medium
|
|
|
| Path With Minimum Effort |
Medium
|
|
|
| Print Expression Tree Graphically |
Medium
|
|
|
| Process Tasks Using Servers |
Medium
|
|
|
| Queue Reconstruction by Height |
Medium
|
amazon
apple
bloomberg
bytedance
facebook
google
microsoft
|
|
| Random Pick with Weight |
Medium
|
amazon
apple
atlassian
doordash
facebook
google
linkedin
microsoft
rubrik
tripadvisor
twitter
two-sigma
uber
wish
yelp
|
|
| Rearranging Array Elements by Index Mapping |
Medium
|
facebook
|
|
| Reduce Array Size to The Half |
Medium
|
akuna-capital
|
|
| Remove All Adjacent Duplicates in String 2 |
Medium
|
bloomberg
facebook
factset
goldman-sachs
google
vmware
|
|
| Reorder Data in Log Files |
Medium
|
amazon
apple
audible
|
|
| Reorder Routes to Make All Paths Lead to the City Zero |
Medium
|
google
|
|