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Zeta Problems
Master the most frequently asked interview questions for this company.
ID
Title
Difficulty
Topics
2896
Apply Operations to Make Two Strings Equal
Medium
String
Dynamic Programming
410
Split Array Largest Sum
Hard
Array
Binary Search
621
Task Scheduler
Medium
Array
Hash Table
399
Evaluate Division
Medium
Array
String
502
IPO
Hard
Array
Greedy
503
Next Greater Element II
Medium
Array
Stack
380
Insert Delete GetRandom O(1)
Medium
Array
Hash Table
1235
Maximum Profit in Job Scheduling
Hard
Array
Binary Search
1011
Capacity To Ship Packages Within D Days
Medium
Array
Binary Search
32
Longest Valid Parentheses
Hard
String
Dynamic Programming
76
Minimum Window Substring
Hard
Hash Table
String
250
Count Univalue Subtrees
Medium
Tree
Depth-First Search
42
Trapping Rain Water
Hard
Array
Two Pointers
3071
Minimum Operations to Write the Letter Y on a Grid
Medium
Array
Hash Table
30
Substring with Concatenation of All Words
Hard
Hash Table
String
97
Interleaving String
Medium
String
Dynamic Programming
3
Longest Substring Without Repeating Characters
Medium
Hash Table
String
200
Number of Islands
Medium
Array
Depth-First Search
1901
Find a Peak Element II
Medium
Array
Binary Search
381
Insert Delete GetRandom O(1) - Duplicates allowed
Hard
Array
Hash Table
25
Reverse Nodes in k-Group
Hard
Linked List
Recursion
