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Companies
Amazon
Union Find
Union Find
0/24 solved
Number of Islands
MEDIUM
Longest Consecutive Sequence
MEDIUM
Max Area of Island
MEDIUM
Number of Provinces
MEDIUM
Evaluate Division
MEDIUM
Surrounded Regions
MEDIUM
Accounts Merge
MEDIUM
Redundant Connection
MEDIUM
Number of Operations to Make Network Connected
MEDIUM
Possible Bipartition
MEDIUM
Number of Closed Islands
MEDIUM
Making A Large Island
HARD
Graph Valid Tree
MEDIUM
Number of Connected Components in an Undirected Graph
MEDIUM
Redundant Connection II
HARD
Number of Distinct Islands
MEDIUM
Number of Islands II
HARD
Find Critical and Pseudo-Critical Edges in Minimum Spanning Tree
HARD
Count Servers that Communicate
MEDIUM
Detect Cycles in 2D Grid
MEDIUM
Connecting Cities With Minimum Cost
MEDIUM
Sentence Similarity II
MEDIUM
Synonymous Sentences
MEDIUM
Number of Distinct Islands II
HARD