C++ and DSA Foundation Course Prefix Sum Problems | Problems in Arrays - 3 | Lecture 16 | C++ and DSA Foundation Course
Prefix Sum Problems | Problems in Arrays - 3 | Lecture 16 | C++ and DSA Foundation Course Transcript and Lesson Notes
How is it going till now? We hope that you are regular in the classes and completing assignments on time. If not, please watch the earlier lectures in the series so we are on the same page! In this class, Urvi mam is tea
Quick Summary
How is it going till now? We hope that you are regular in the classes and completing assignments on time. If not, please watch the earlier lectures in the series so we are on the same page! In this class, Urvi mam is tea
Key Takeaways
- Review the core idea: How is it going till now? We hope that you are regular in the classes and completing assignments on time. If not, please watch the earlier lectures in the series so we are on the same page! In this class, Urvi mam is tea
- Understand how Prefix Sum fits into Prefix Sum Problems | Problems in Arrays - 3 | Lecture 16 | C++ and DSA Foundation Course.
- Understand how problem solving using arrays and vector fits into Prefix Sum Problems | Problems in Arrays - 3 | Lecture 16 | C++ and DSA Foundation Course.
- Understand how Array fits into Prefix Sum Problems | Problems in Arrays - 3 | Lecture 16 | C++ and DSA Foundation Course.
- Understand how coding fits into Prefix Sum Problems | Problems in Arrays - 3 | Lecture 16 | C++ and DSA Foundation Course.
Key Concepts
Full Transcript
How is it going till now? We hope that you are regular in the classes and completing assignments on time. If not, please watch the earlier lectures in the series so we are on the same page! In this class, Urvi mam is teaching the concept of Prefix Sum which is often asked in interviews and placements. Do not miss this! We are going to solve more practice problems on arrays in the next class. Stay tuned for more! Access the notes and assignments for this class for free at : http://bit.ly/3g1dJri If you are joining us late, to know more about PWSkills & plans : Watch the Orientation Video: https://www.youtube.com/watch?v=YpNFgTKVAtU Watch the Launch Video: https://www.youtube.com/watch?v=si8TKULKmLE ▶️ PW Skills Website - https://pwskills.com ▶️ PW Skills Instagram - https://www.instagram.com/pwcollegewallah ▶️ PW Skills LinkedIn Channel - https://www.linkedin.com/in/pw-skills-136050249/ ▶️ PW Skills Telegram Channel- https://t.me/SkillsPW Timestamps: 00:00 - Introduction 00:25 - Recap of the previous lecture 01:14 - Today's checklist 01:36 - Problem explanation - For an array a, return prefix sum in the same array 07:27 - Code 10:20 - Dry run 11:24 - Problem explanation - Check if an array can be partitioned into two subarrays with equal sum 20:16 - Code 24:00 - Dry run 26:26 - Problem explanation - Print the sum of values in a given range of indices 32:45 - Code 45:56 - Summary of the lecture #PrefixSum #problemsolvingusingarraysandvector #Array #coding #Arrayvector #programmingchannel #bestpracticelecture #patterninc++ #C++arraysandvectors #algorithm #pwskills #collegewallah #physicswallah #Patternrunningsum #vectors
Lesson FAQs
What is Prefix Sum Problems | Problems in Arrays - 3 | Lecture 16 | C++ and DSA Foundation Course about?
How is it going till now? We hope that you are regular in the classes and completing assignments on time. If not, please watch the earlier lectures in the series so we are on the same page! In this class, Urvi mam is tea
What key concepts are covered in this lesson?
The lesson covers Prefix Sum, problem solving using arrays and vector, Array, coding, Array vector.
What should I learn before Prefix Sum Problems | Problems in Arrays - 3 | Lecture 16 | C++ and DSA Foundation Course?
Review the previous lessons in C++ and DSA Foundation Course, then use the transcript and key concepts on this page to fill any gaps.
How can I practice after this lesson?
Practice by applying the main concepts: Prefix Sum, problem solving using arrays and vector, Array, coding.
Does this lesson include a transcript?
Yes. The full transcript is visible on this page in indexable HTML sections.
Is this lesson free?
Yes. CourseHive lessons and courses are available to learn online for free.
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