Problem intelligence
Minimum Number of Refueling Stops
HARD · 8 companies · Array · Dynamic Programming · Greedy · Heap (Priority Queue)
Interview priority
69
high
Target overlap
0/0
Recency
100
Trend
68
Frequency
100
Company observations
Amazon6m20.9
Amazonolder32.2
Amazonall32.3
Bloombergolder23.9
Bloombergall21.4
DE Shaw30d81.5
DE Shaw90d80.2
DE Shaw6m74.2
DE Shawolder64.8
DE Shawall67.6
Google6m11.8
Googleolder18.9
Googleall19.5
Infosys30d68.6
Infosys90d66
Infosys6m56.2
Infosysall31.3
Microsoftolder14.1
Microsoftall32.8
Uber30d100
Uber90d72.9
Uber6m67.2
Uberall37.9
Waymo90d100
Waymo6m92.1
Waymoolder60.9
Waymoall79.2
Why this score
high frequency100
recent activity100
unsolved100
trending68
Local progress
unseen