We have reached the end of the class! Thank you everybody, and good luck on Contest 4. Recap: - did a practice problem: https://docs.google.com/document/d/10DOkv_Id2R6P1lkcPdjEP79w_bGnb6Yp/edit - did a kahoot Replit: - https://replit.com/@JavaForACSL/ArrayLists?v=1

Announcements: - Next week is the last class of this course! We'll probably be doing graph theory and review. Recap: - reviewed Digital Electronics (contest 4) (https://www.categories.acsl.org/wiki/index.php?title=Digital_Electronics) - worked on a practice coding problem (https://drive.google.com/file/d/1qLIT4N8Mq2w8nU3iIF0PmSgQme63Td61/view) Resources: - see attachments in William's email HW: - none

Recap: - did a USACO Bronze problem: http://www.usaco.org/index.php?page=viewproblem2&cpid=663 Replit: - https://replit.com/@JavaForACSL/03-12-2023#Main.java HW: - none

Recap: - worked on a practice coding problem (https://docs.google.com/document/d/0B8J8S-phorS-VlJLMzVXVzJMbjg/edit?resourcekey=0-ou003vQ8k7nXX-TQb7PDvA) - went over the coding problem from last class (https://docs.google.com/document/d/1SYvO-2YUByeFqrmwrzqV97mXEmlWrvUH/edit#) HW: - complete local contest 3 if you haven't already - work on the first coding problem

Recap: - reviewed contest topics (https://www.acsl.org/get-started/study-materials#:~:text=Contest%204,%7C%20Programming%20Problem) - did a practice programming problem Replit: - https://replit.com/@JavaForACSL/02262023#Main.java HW: - none

Recap: - went over "What Does This Problem Do?" questions that focus on arrays (http://www.categories.acsl.org/wiki/index.php?title=What_Does_This_Program_Do%3F) HW: - solve the final problem we didn't get to (https://cdn.discordapp.com/attachments/907502030547996702/1077023781148688414/image.png) - answer: https://cdn.discordapp.com/attachments/907502030547996702/1077024081817378827/image.png

Recap: - learned about data structures - a focus on queues and stacks in java - did a practice problem: http://www.datafiles.acsl.org/samples/contest3/abc_3_jr.pdf Replit: - https://replit.com/@JavaForACSL/02-12-2023#problem.java HW: - none

Recap: - reviewed boolean algebra - went over queues and stacks - went over binary search trees a bit Resources: - see attachments in William's email HW: - finish local contest 2 if you haven't already

Recap: - did review with this practice problem: http://www.datafiles.acsl.org/samples/contest4/c_4_duplicates_jr.pdf Repl: - https://replit.com/@JavaForACSL/01-29-2023#Main.java HW: - none

Recap: - reviewed boolean algebra (http://www.categories.acsl.org/wiki/index.php?title=Boolean_Algebra) Resources: - Example of a truth table: https://docs.google.com/spreadsheets/d/1IUkk_tC_8iLvynQCWJ1VeZ7kZ_q43lkUjhYYP7oXYyg/edit?usp=sharing HW: - https://cdn.discordapp.com/attachments/907502030547996702/1066876779878437024/image.png - Solutions: https://cdn.discordapp.com/attachments/907502030547996702/1066876895662182420/image.png

Recap: - went over graph theory & matrices (http://www.categories.acsl.org/wiki/index.php?title=Graph_Theory) HW: -

Recap: - Reviewed all Contest 2 topics - Prefix/postfix (https://www.categories.acsl.org/wiki/index.php?title=Prefix/Infix/Postfix_Notation) - bit string flicking (https://www.categories.acsl.org/wiki/index.php?title=Bit-String_Flicking) - WDTPD (loops) (http://www.categories.acsl.org/wiki/index.php?title=What_Does_This_Program_Do%3F ) Resources: - Problems used in class, along with their answers: - Prefix/postfix: - 19-20 int c2 #1,2 - https://cdn.discordapp.com/attachments/907502030547996702/1061790802621243422/image.png - https://cdn.discordapp.com/attachments/907502030547996702/1061790905624965120/image.png - 17-18 int c2 #2 - https://cdn.discordapp.com/attachments/907502030547996702/1061791165285929032/image.png - https://cdn.discordapp.com/attachments/907502030547996702/1061791266427392110/image.png - bitstring: - 17-18 int c2 #3,4 - https://cdn.discordapp.com/attachments/907502030547996702/1061792513851138158/image.png - https://cdn.discordapp.com/attachments/907502030547996702/1061792575599681606/image.png - 13-14 int c2 #3,4 - https://cdn.discordapp.com/attachments/907502030547996702/1061792718755479705/image.png - https://cdn.discordapp.com/attachments/907502030547996702/1061792824527433738/image.png - wdtpd: - 17-18 jr c1 #5 - https://cdn.discordapp.com/attachments/907502030547996702/1061794326843228250/image.png - https://cdn.discordapp.com/attachments/907502030547996702/1061794425371635722/image.png - 12-13 jr c1 #5 - https://cdn.discordapp.com/attachments/907502030547996702/1061794562651209728/image.png - https://cdn.discordapp.com/attachments/907502030547996702/1061794655588593674/image.png - 21-22 jr c2 #5 - https://cdn.discordapp.com/attachments/907502030547996702/1061823201627357194/image.png - https://cdn.discordapp.com/attachments/907502030547996702/1061823484415721512/image.png HW: - Do this complete practice test that was a past contest a couple of years ago. - Try to time yourself for 30 minutes - Problems: https://drive.google.com/file/d/1aV563PAFliHHXU5_K-cj1AD_4uCff5cI/view?usp=share_link - Solutions: https://drive.google.com/file/d/1eQ1ItNw9Gw3e2kaVUfn0tV7DtU--MTdx/view?usp=share_link

Recap: - practiced prefix/infix/postfix https://www.categories.acsl.org/wiki/index.php?title=Prefix/Infix/Postfix_Notation - practiced "What Does This Program Do?" questions http://www.categories.acsl.org/wiki/index.php?title=What_Does_This_Program_Do%3F HW: - https://docs.google.com/document/d/0B8J8S-phorS-OGt5YlFEaWVGSGs/edit?resourcekey=0-y34nBi7QsrmJjbIKCIbEuA

Recap: - went over boolean algebra https://www.categories.acsl.org/wiki/index.php?title=Boolean_Algebra HW: - no hw

Hi Java for ACSL, Sorry for the late notice, but: - No class on Nov 20 - No class on Nov 27

Recap: - went over bit-string flicking (http://www.categories.acsl.org/wiki/index.php?title=Bit-String_Flicking ) - kahoot - couldn't do the contest during class because students didn't get the emails Resources: - Slides: https://drive.google.com/file/d/17q4u54Hqf1BgXdptqJrrMSQEjOLgU1N8/view - Two other problems w/ answers: - https://cdn.discordapp.com/attachments/907502030547996702/1041492796034515004/image.png - answer: https://cdn.discordapp.com/attachments/907502030547996702/1041496532492501052/image.png - https://cdn.discordapp.com/attachments/907502030547996702/1041496219744219217/image.png - answer: https://cdn.discordapp.com/attachments/907502030547996702/1041496342637314089/image.png HW: - https://forms.gle/n2ZKDgdu5bgnzZF4A Edit: Sorry for late announcements but: - No class on Nov 20 - No class on Nov 27

Recap: - went over the homework - applied recursive functions to computer science by implementing those functions in replit, which I'm pretty sure is not allowed on the multiple choice part of the contest, but still nice to know - went over Prefix/Infix/Postfix Notation: http://www.categories.acsl.org/wiki/index.php?title=Prefix/Infix/Postfix_Notation - kahoot Homework: - no hw

Recap: - reviewed homework - learned about 2D arrays and how to traverse them - started an ACSL problem: https://docs.google.com/document/d/0B8J8S-phorS-QmVkQnZJMFRkWlU/edit?resourcekey=0-yesweHczjwhyVnJ0AtCoUQ Recording for today's class: - https://drive.google.com/file/d/151jw-62WiLtXPf-l-60KbwMFz_4zMoTw/view Homework: - finish the code for the problem we started in class