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Coding·45 minMembers

Validate Lat/Long With Minimum Expensive API Calls

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Process a multi-million-row CSV of store locations; for each row, verify that the stored (lat, long) matches the geocoded version of its address. The geocoding API is expensive — minimize the number o...

SWE
algorithm-design
hashmap
dedup
medium
Frequency
Single report
Last asked
2025-11-21
Stage
onsite-coding

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