17.01 · Problem
Rotate Image
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Rotate an n × n matrix by 90 degrees clockwise, in place (don't allocate another matrix).
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Item 136 of 150 · updated 2026-10-13
Rotate an n × n matrix by 90 degrees clockwise, in place (don't allocate another matrix).
Item 136 of 150 · updated 2026-10-13