CIS 121 — Data Structures and Algorithms Practice Exam I Solutions Important Note: Do not distribute or share these solutions. They are strictly for the personal use of students registered in the Spring 2020 edition of CIS 121 at the University of Pennsylvania. Any violations will be referred to the Office of Student Conduct. [30] […]
PennID (e.g., 12345678): Practice Midterm Exam I Spring 2020 Initials: CIS 121 — Data Structures and Algorithms Advice: This was an actual midterm exam given during a previous iteration of CIS 121. Try to get an 80 minute chunk of time and take the practice test as if it were a real test. This will
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CIS 121 — Data Structures and Algorithms Solution Sketches to Practice Problems for Exam I February 21, 2020 1. Prove using induction that n is O(2n). Solution. We will prove that there exists c > 0 and n0 such that n < c2n for all n >= n0. We pick c=1andn0 =1. Induction Hypothesis: Assume
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Assigned: February 3, 2020 Due: February 10, 2020 CIS 121 — Data Structures and Algorithms Homework Assignment 3 Note: The homework is due electronically on Gradescope on February 10, 2020 by 11:59 pm ET. For late submissions, please refer to the Late Submission Policy on the course webpage. You may submit this assignment up to
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CIS 121: Data Structures and Algorithms Course Lecture Notes Steven Bursztyn, Rajiv Gandhi, and John Geyer ∗ Draft of: April 14, 2020 University of Pennsylvania ∗ see acknowledgments on next page Goal There is no one book that covers everything that we want to cover in CIS 121. The goal of these notes is for
Assigned: March 15, 2020 Due: March 30, 2020 CIS 121 — Data Structures and Algorithms Homework Assignment 6 Note: The homework is due electronically on Gradescope on March 30, 2020 by 11:59 pm ET. For late submissions, please refer to the Late Submission Policy on the course webpage. You may submit this assignment up to
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CIS 121—Data Structures and Algorithms—Spring 2020 Topological Sort, Strongly Connected Components—Monday, March 23 / Tuesday, March 24 Readings • Lecture Notes Chapter 18: DAGs and Topological Sort • Lecture Notes Chapter 19: Strongly Connected Components Problems Problem 1 1. (True/False) Every DAG has exactly one topological ordering. Solution. False. Take for example, a graph with
Assigned: February 25th, 2020 Due: March 5th, 2020 CIS 121 ¡ª Data Structures and Algorithms Homework Assignment 5 Note: The homework is due electronically on Gradescope on March 5th, 2020 by 11:59 pm ET. For late submissions, please refer to the Late Submission Policy on the course webpage. You may submit this assignment up to
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Assigned: February 10, 2020 Due: February 17, 2020 CIS 121 — Data Structures and Algorithms Homework Assignment 4 Note: The homework is due electronically on Gradescope on February 17, 2020 by 11:59 pm ET. For late submissions, please refer to the Late Submission Policy on the course webpage. You may submit this assignment up to
程序代写代做 go data structure C algorithm Assigned: February 10, 2020 Read More »
Huffman & Intro to Graphs—Monday, February 24/Tuesday, February 25 Readings • Lecture Notes Chapter 15: Huffman Coding • Lecture Notes Chapter 16: Graph Representations & BFS Problems Problem 1 What are pros and cons of Huffman Coding? Solution Pros: Huffman encodings represents only the characters that are contained in the text, without wasting space in