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Problems3

All SourcesLeetCodeCodeforcesBOJCustom
All LevelsEasyMediumHard
invariant
Custom#ct-p5-02
2300

Lower-Bound Flow Feasibility

Phase 5 / flows

flowgraphinvariant
Custom#ct-p4-01
2000

Range Add Minimum Index

Phase 4 / segment-tree

segment-treelazy-propagationinvariant
Custom#ct-p1-01
1400

Balanced Window Replacement

Phase 1 / two-pointers

two-pointerssliding-windowinvariant