Note: The text editorials will be provided by the authors of the round. This video tutorial acts as an additional resource for those who prefer video over text, not as a substitute for the text editorial.
2026A — Perpendicular Segments
Video
2026B — Black Cells
Video
2026C — Action Figures
Video
2026D — Sums of Segments
Video
2026E — Best Subsequence
Video
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