Design a Web Crawler
Design a Web Crawler
HardSystem Design0% accepted
Design a distributed web crawler that crawls 1 billion pages within 1 month, handles duplicates, respects robots.txt, and stores pages for indexing.
Approach
Design scalable distributed web crawler with deduplication and politeness.
Input
Same URL reached via different paths
Output
Bloom filter O(1) check; false positive rate <0.01% with 10 hash functions
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