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Problem Library

371 coding challenges available

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○ 1.Investment Pair Return RankK-th Order Statistics · Pair Sums — Easy

○ 2.Sensor Pair Signal RankK-th Order Statistics · Pair Sums — Easy

○ 3.Warehouse Pair Weight RankK-th Order Statistics · Pair Sums — Easy

○ 4.Versioned Security Token XOR SearchPersistent Segment Tree · Persistent Trie — Easy

○ 5.Versioned Inventory Code XOR QueryPersistent Segment Tree · Persistent Trie — Easy

○ 6.Versioned Game Item XOR QueryPersistent Segment Tree · Persistent Trie — Easy

○ 7.Versioned Network Address XOR SearchPersistent Segment Tree · Persistent Trie — Easy

○ 8.Versioned Sensor Signature XOR QueryPersistent Segment Tree · Persistent Trie — Easy

○ 9.Range Product Bundle Price RankK-th Order Statistics · Pair Sums — Easy

○ 10.Student Pair Score Rank QueryK-th Order Statistics · Pair Sums — Easy

○ 11.Versioned Store Price MajorityPersistent Data Structures · Range Queries — Easy

○ 12.Versioned Sensor K-th ReadingPersistent Data Structures · Range Queries — Easy

○ 13.Versioned Inventory Distinct CountPersistent Data Structures · Range Queries — Easy

○ 14.Versioned Account Range SumPersistent Data Structures · Range Queries — Easy

○ 15.Versioned Range MajorityPersistent Segment Tree · Randomized Verification — Easy

○ 16.Dynamic Range Mode With Smallest TieFrequency Buckets · Mo's Algorithm With Modifications — Easy

○ 17.Range K-th Value QueriesCoordinate Compression · Persistent Segment Tree — Easy