Plans

3. Create a page so people could make suggestions (maybe subreddit?)
4. figure out some stream layout to display what I'm doing (every 2-3 minutes it should show some info)

Lectures

• DP with bitmasks, digit DP
• Computational geometry
• Trees, graphs
• Time complexity
• Debugging
• How to make FFT fast - CF article
• Combinatorics: permutations and combinations
• centroid decomposition

Problems

• https://leetcode.com/problems/super-egg-drop/ with real video of breaking eggs
• ONTAK prime problem

Other

• Why FHC has a stupid name.
• Nick White collab
• William collab
• Clement collab
• How I cheated in Google Kickstart?
• Shout-out to smaller coding channels "Algo/coding channels worth watching"
  • William Lin https://www.youtube.com/channel/UCKuDLsO0Wwef53qdHPjbU2Q - NOT NEEDED, WILL DO A COLLAB
  • retrograd https://www.youtube.com/channel/UCI-n1rZ2qMCz6h53EoEAYlw - DONE
  • algopedia https://www.youtube.com/channel/UC4LyqX6MVkg7NU2qBbvrkSg
  • Stefan Dascalescu https://www.youtube.com/channel/UCyTPeByJ_FvAJljtc0svt-Q
  • VPlanet https://www.youtube.com/channel/UCdNNY8Y8meG3z9Wy6MTzcLg
  • Algorithms Live! https://www.youtube.com/channel/UCBLr7ISa_YDy5qeATupf26w
  • umnik_team https://www.youtube.com/channel/UC3-pkjZ8-D4aW8QfaExuMjw
  • Petr Mitrichev https://www.youtube.com/user/petrmitrichev
  • code_report https://www.youtube.com/channel/UC1kBxkk2bcG78YBX7LMl9pQ
  • takeUForward https://www.youtube.com/channel/UCJskGeByzRRSvmOyZOz61ig (todo: check out this channel)
  • Tozan Southerpacks https://www.youtube.com/channel/UCwsapfci2p1oDVO4Q2sJOQw
  • Rachit Jain https://www.youtube.com/channel/UC9fDC_eBh9e_bogw87DbGKQ - mini_DONE / collab?
  • Gaurav Sen https://www.youtube.com/channel/UCRPMAqdtSgd0Ipeef7iFsKw
  • Code NCode https://www.youtube.com/channel/UC0zvY3yIBQTrSutsV-4yscQ - DONE
  • WilliamFiset https://www.youtube.com/channel/UCD8yeTczadqdARzQUp29PJw
  • Programming Live with Larry https://www.youtube.com/channel/UCl3tJFKsFrw2p_Wxf1YDSow
  • Scott Wu https://www.youtube.com/channel/UCEDv0kTQ4W52mPQkX_F9gug
  • Radoslav Dimitrov https://www.youtube.com/channel/UCYlll_x8crK5AMMQQ9D575w
• Good statements
  • shitty statement of https://leetcode.com/problems/magical-string/ and my https://codeforces.com/contest/790/problem/A
• DP on digits
  • harder: https://www.spoj.com/problems/ONEZERO/ - solved in BPS, surprisingly dp or BFS
  • medium-hard: https://codeforces.com/contest/1070/problem/A

Not in next 3 months

• segment trees (iterative, recursive with lazy, merging Left and Right, bool single=(L==R))
• My journey in CP
• What is competitive programming?
• LIS
• Persistent data structures - CF article?
• Aliens from IOI 2016 (lecture?)
• 5 simplest/main mistakes in competitive programming
• Convex hull of lines
• CHT
• Sqrt decomposition on trees
• Mo’s algorithm on tree
• Kickstart problems
• https://leetcode.com/problems/increasing-triplet-subsequence/
• Matrix exponentiation
• DP problems from https://cses.fi/problemset/
• https://leetcode.com/problems/maximum-gap/ - hard problem
  • similar: Gap from http://apio-olympiad.org/2016/
• Finish CP's Handbook
• CRT lecture
• Binomial Coefficients modulo prime and an arbitrary number https://cp-algorithms.com/combinatorics/binomial-coefficients.html

Streams todo

• check out https://binarysearch.io/ during a stream
• try https://play.elevatorsaga.com/ and put highlights on the main channel?
• Try to manually dock Crew Dragon to the ISS https://iss-sim.spacex.com/

Plans

• Edit the pinned comment on Facebook/Errichto.
• Make more lectures.
• Make a CF round and record making it.
• Write a Codeforces FAQ.
• amazon affiliate links in FAQ
• abandon responding on FB?
• abandon Twitch?
• work on chatbot
• if chatbot isn't enough, think about 25min-work-5min-questions.
• create a default response in FB
• Modify old thumbnails?
• A new account in Polygon?
• Check out new Windows terminal.

Facebook easy problems

• https://codeforces.com/contest/574/problem/B - count triangles, N, M ≤ 4000
  • Youtube video in O(X * sqrt(X))
• https://leetcode.com/problems/maximum-product-subarray/ - max product subarray
  • Youtube video on Kadane’s algo
• https://leetcode.com/problems/move-zeroes/ - easy
  • Youtube video on in-place merge sort
• https://leetcode.com/problems/arithmetic-slices/ - mention “two pointers” but solve by changing to the array of differences
• https://codeforces.com/contest/1088/problem/B

Garsia–Wachs algorithm

• https://atcoder.jp/contests/dp/tasks/dp_n
• https://atcoder.jp/contests/dp/submissions/3948843
• https://www.lydsy.com/JudgeOnline/problem.php?id=3229

Old Current Notes (before 100k stream):

add atcoder codes to github repo

check out github simulation thing by Ayan

polls / betting

TODO: figure out live annotations (youtube promoting a stream going live)

TODO: keep improving streamelements chatbot

TODO: change names of April Leetcode videos

TODO: Find a person to handle Linkedin, Subreddit, Facebook, Twitter, Discord, or a mod in general, or an editor (stream highlights!)