1121 problems solved
Rank by points: #6
Total points: 843
24 contests written
Rank by rating: #4
Represented Dmojistan at IOI 2017.
Fun fact: The DMOJ logo isn't symmetrical. This is obvious in the logo below. This is not obvious when the logo is tiny (like the logo in the top-right of every DMOJ page).
Math contest lottery winner (AMC 10B 2015).
Just wanted to say that there is a User-script thing when you edit your profile. Use it to prank someone.
After you're done, make sure to give them this link and tell them to erase the User-script.
O(n!) = O((n/e)^n) by Stirling's approximation.
I still play osu! (mostly the mania mode)
Changed my password due to Joey, don't trust him with your stuff.
There was another person in my school with my same name and grade.
Points become exponentially annoying after 3000p or 200pp.
DM::OJ doesn't support multithreading.
Some of my submissions
Some of other people's submissions
Unusual problem pages
Unusual facts about DM::OJ
dmoj has two chats: ancient dmoj chat and Slack (in the footer)
dmoj has an editorial page that is very hard to find. This is strange because I don't think other pages link to it.
global_smurf's password is brucedontputmeintothepassword (why, kobortor?) (someone changed it for some reason) :( (I think r3mark changed it)
Unusual pages on the internet
Loop. (doesn't work anymore) :(
time.is isup.me repl.it
HTML to markdown. (Note: poor quality converter)
Markdown to visual. (Note: this website's markdown can parse LaTeX)
Solve this problem to prove that you are okay at math:
Get all solutions satisfying these constraints.
Interesting problems (kind of outdated)
Longest title. (not anymore, someone shortened the first bit to VM7WC)
(still need to do mockccc15s4 and dmpg15g6 properly and prove my method for coci14c4p5)
(to 12p, but test cases are short so whatever) CCC '05 - Bananas
(to 7p) CCC '15 - Wait Time
(to 10p) COCI '14 Contest 7 #2 Kriza
(to 5p) CCC '02 - AmeriCanadian
(to 12p) ECOO '13 R1 P4 - Coupon Day
(to 12p) UTS Open '15 #2 - Secret Code
(to 12p) Rotations in 3 Dimensions
(to 30p) Free Desserts
(to 15p) IOI '10 P2 - Hotter Colder
(to 25p) IOI '17 P2 - Wiring
(to 40p) IOI '17 P3 - Toy Train
(to 10p) CCC '13 - Chances of Winning
(to 7p) CCC '07 - Friends
(to 3p) Hailstone Numbers
(to 10p) System(0);
(to 25p) Matrix Determinant
(to 5p) Encode
(to 12p) Tree Cutting
(to 7p) P4 - HEIGHT
(to 35p) Terminus Est
Unreasonably Annoying Problems
More German Nouns
CCC '06 - Tin Can Telephone
DMPG '15 S2 - MMORPG
Sword Art Online Judge 2
Rotations in 3 Dimensions
ECOO '16 R2 P4 - Hop, Skip and Jump
Polynomial Time Subset Sum
COCI '14 Contest 6 #6 WTF
Mackenzie New Year's Challenge P4 - Abdoof (possible in Turing)
Ratings (very outdated)
My university email is [email protected] where x="j35yuen" and y="edu.uwaterloo.ca". Who knows, maybe you want to send Foxen to me if you read this far.
Top ratings ever:
Polynomial time subset sum (ancient dmoj history)
(Problem and the Github repository have been taken down)
Note: the first AC became WA because FatalEagle rejudged and made it easy for everyone else