Problem intelligence
Number of Sub-arrays With Odd Sum
MEDIUM · 6 companies · Array · Dynamic Programming · Math · Prefix Sum
Interview priority
52
medium
Target overlap
0/0
Recency
30
Trend
50
Frequency
100
Company observations
Amazonolder18.3
Amazonall15.7
Bloombergolder9.8
Bloombergall8.2
Directiall100
Googleolder14.9
Googleall12.6
Metaolder8.7
Metaall8
Microsoftolder18.4
Microsoftall16.1
Why this score
high frequency100
unsolved100
Local progress
unseen