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Coding·60 minMembers

User Trust Score from Transaction Logs

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A two-part log-processing problem: find users active across two days with enough order-type variety, then compute a 'trust score' for a new purchase from a user's historical order types and amount ran...

SWE
hashmap
simulation
payment
medium
Frequency
Medium
Last asked
2026-09-27
Stage
phone-screen · onsite-coding

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