Problem intelligence
Number of Ways to Paint N × 3 Grid
HARD · 8 companies · Dynamic Programming · Graph Coloring
Interview priority
51
medium
Target overlap
0/0
Recency
30
Trend
50
Frequency
89
Company observations
Amazonolder12.5
Amazonall10.3
Bloombergolder20.1
Bloombergall17.7
Citadelall45.7
Fortinetolder89.1
Fortinetall89.1
Googleolder12.6
Googleall10.5
Intuitolder61.7
Intuitall57.1
Metaolder5
Metaall5
Microsoftolder8.9
Microsoftall7.3
Why this score
unsolved100
high frequency89
Local progress
unseen