Problem intelligence
Sum of Left Leaves
EASY · 6 companies · Binary Tree · Breadth-First Search · Depth-First Search · Tree
Interview priority
52
medium
Target overlap
0/0
Recency
55
Trend
50
Frequency
73
Company observations
Amazonolder20.7
Amazonall18
Bloombergolder15.4
Bloombergall13.4
Google6m11.8
Googleolder12.6
Googleall14.6
Grammarlyolder70.5
Grammarlyall72.9
Metaolder8.7
Metaall28.1
Microsoft6m24.1
Microsoftolder18.4
Microsoftall22.5
Why this score
unsolved100
high frequency73
Local progress
unseen