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Problems8

All SourcesLeetCodeCodeforcesBOJCustom
All LevelsEasyMediumHard
sorting
Custom#cpq011-822
1980

Circular Swap Parity

Phase 3 / circular, parity, modular-groups

circularsortingmodulo
Custom#cpq005-142
1580

Minimal Lexicographic Rotation After Swaps

Phase 2 / greedy, strings

greedystringssorting
Custom#P012-991
1500

Minimum Cost Even-Odd Matching

Phase 4 / greedy/matching/abs_sum

greedymatchingsorting
Custom#P007-720
1450

Minimal Prime Gaps

Phase 4 / number_theory/primes/difference

number theoryprimessorting
Custom#cp009-975
1600

Smallest Covering Rectangle After Removal

Phase 5 / geometry, brute-force min-max

geometrybrute-forcesorting
Custom#cptp018
1500

Tournament Swap Sorting

Phase 4 / greedy, inversions

greedypermutationsorting
Custom#ct-p4-02
2050

Offline Greater-Than Queries

Phase 4 / fenwick-offline

offlinefenwicksorting
Custom#ct-p1-03
1500

Deadline Compression Jobs

Phase 1 / greedy-sorting

greedysortingheapexchange