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Rippling
Rippling
30 questions
Interview frequency breakdown: 30-day, 3-month, 6-month & all-time
2 Easy
21 Med
7 Hard
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30
questions
#4
Median of Two Sorted Arrays
Hard
array
NeetCode
100% Freq
3m
#3067
Count Pairs of Connectable Servers in a Weighted Tree Network
Medium
array
WalkCCC
95% Freq
3m
#1614
Maximum Nesting Depth of the Parentheses
Easy
string
WalkCCC
88% Freq
3m
#3484
Design Spreadsheet
Medium
array
WalkCCC
82% Freq
#1839
Longest Substring Of All Vowels in Order
Medium
string
WalkCCC
78% Freq
3m
#2434
Using a Robot to Print the Lexicographically Smallest String
Medium
hash table
WalkCCC
78% Freq
3m
#23
Merge k Sorted Lists
Hard
linked list
NeetCode
77% Freq
#526
Beautiful Arrangement
Medium
array
WalkCCC
76% Freq
6m
#631
Design Excel Sum Formula
Hard
array
WalkCCC
72% Freq
#21
Merge Two Sorted Lists
Easy
linked list
NeetCode
68% Freq
#200
Number of Islands
Medium
array
NeetCode
67% Freq
6m
#3829
Design Ride Sharing System
Medium
hash table
WalkCCC
67% Freq
6m
#1944
Number of Visible People in a Queue
Hard
array
WalkCCC
64% Freq
#399
Evaluate Division
Medium
array
NeetCode
59% Freq
#3387
Maximize Amount After Two Days of Conversions
Medium
array
WalkCCC
59% Freq
#2939
Maximum Xor Product
Medium
math
WalkCCC
58% Freq
#56
Merge Intervals
Medium
array
NeetCode
54% Freq
#347
Top K Frequent Elements
Medium
array
NeetCode
54% Freq
#3
Longest Substring Without Repeating Characters
Medium
hash table
NeetCode
50% Freq
#146
LRU Cache
Medium
hash table
NeetCode
50% Freq
#460
LFU Cache
Hard
hash table
NeetCode
50% Freq
#692
Top K Frequent Words
Medium
array
WalkCCC
50% Freq
#721
Accounts Merge
Medium
array
NeetCode
50% Freq
#737
Sentence Similarity II
Medium
array
WalkCCC
50% Freq
#1258
Synonymous Sentences
Medium
array
WalkCCC
50% Freq
#1396
Design Underground System
Medium
hash table
WalkCCC
50% Freq
#2296
Design a Text Editor
Hard
linked list
WalkCCC
50% Freq
#295
Find Median from Data Stream
Hard
two pointers
NeetCode
46% Freq
#981
Time Based Key-Value Store
Medium
hash table
NeetCode
46% Freq
#2958
Length of Longest Subarray With at Most K Frequency
Medium
array
WalkCCC
46% Freq