Problem intelligence
Find the Duplicate Number
MEDIUM · 22 companies · Array · Binary Search · Bit Manipulation · Floyd's Cycle Finding Algorithm · Pigeonhole Principle · Two Pointers
Interview priority
70
high
Target overlap
0/0
Recency
100
Trend
38
Frequency
90
Company observations
Amazon90d39.1
Amazon6m48.3
Amazonolder55.6
Amazonall55.7
Andurilolder45.6
Andurilall49.5
BlackRockall43.4
Bloombergolder44.3
Bloombergall50.2
Ciscoolder36.8
Ciscoall35.7
Citadelolder73.4
Citadelall72.7
DP worldolder87.7
DP worldall87.6
Flipkartolder50.6
Flipkartall43.2
Goldman Sachsolder22.5
Goldman Sachsall26.9
Google30d36.7
Google90d46.8
Google6m45
Googleolder44
Googleall45.9
Meta90d49.8
Meta6m47.3
Metaolder34
Metaall38.5
Microsoft90d33.4
Microsoft6m37.9
Microsoftolder45.4
Microsoftall45.8
Nianticolder89.5
Nianticall89.5
Nikeolder76.7
Nikeall76.3
Nvidiaolder59.5
Nvidiaall61.4
Oracleolder26.5
Oracleall25.3
Paytmall59
Salesforceolder32.1
Salesforceall27.7
tcsolder34.2
tcsall37.1
TikTokolder35.6
TikTokall33
Walmart Labs6m70.5
Walmart Labsall52.6
Zohoolder41.3
Zohoall38.9
Why this score
recent activity100
unsolved100
high frequency90
Local progress
unseen