DSA-1 CO5 | Week 9 Lecture 3 | Part 6/6 | Quicksort partitions, duplicate blocks and pivots

DSA-1 (26SC1203E) - revised two-weeks-per-CO sequence. CO5: teaching Weeks 9-10. Week 9, Lecture 3: Quicksort partitions, duplicate blocks and pivots. Part 6 of 6; slides 9-10. Watch the numbered parts in order. Local SvaraCraft M1 narration, timed yellow/cyan annotations and English captions. Follow the guided pauses and write your own predictions, tests and reasoning. Student-lab solutions and private answer keys are excluded. Narration uses an AI-generated voice. Teaching materials: https://chaitanyakumar.in/dsa1 University SLM: https://y26btech.klef.in/slm/26SC1203... Original SLM week numbers identify source readings; the revised teaching plan governs delivery. Chapters 00:00 Slide 9 / Compare sorted distinct values with all-equal values. 00:12 Slide 9 / Compare sorted distinct values with all-equal values. 00:27 Slide 9 / Test the partition invariant and termination, not one preferred a 03:10 Slide 10 / State what is guaranteed after one partition. 03:28 Slide 10 / Next: select one rank, or sort records under a comparator.