Problem intelligence
Check if There is a Valid Path in a Grid
MEDIUM · 3 companies · Array · Breadth-First Search · Depth-First Search · Matrix · Union-Find
Interview priority
55
medium
Target overlap
0/0
Recency
55
Trend
50
Frequency
95
Company observations
Google6m11.8
Googleall5
Robinhoodall94.7
Samsungolder54.1
Samsungall50.6
Why this score
unsolved100
high frequency95
Local progress
unseen