User andy_zhu23

Points breakdown

280 / 280

AC | C++17

IOI '07 P6 - Training

on Dec. 3, 2023, 6:41 p.m.

40pp

weighted 100% (40pp)

100 / 100

AC | C++17

JOI '13 Open P2 - Synchronization

on Dec. 22, 2023, 10:19 p.m.

35pp

weighted 95% (33pp)

100 / 100

AC | C++17

IOI '14 P6 - Holiday

on Dec. 5, 2023, 1:50 a.m.

30pp

weighted 90% (27pp)

100 / 100

AC | C++17

IOI '14 P6 - Holiday (Standard I/O)

on Dec. 5, 2023, 1:48 a.m.

30pp

weighted 86% (26pp)

100 / 100

AC | C++17

IOI '14 P5 - Friend

on Dec. 5, 2023, 1:19 a.m.

30pp

weighted 81% (24pp)

100 / 100

AC | C++17

IOI '14 P5 - Friend (Standard I/O)

on Dec. 5, 2023, 1:11 a.m.

30pp

weighted 77% (23pp)

20 / 20

AC | C++17

CCO '15 P6 - Eggscavation

on Sept. 16, 2023, 2:23 a.m.

30pp

weighted 74% (22pp)

25 / 25

AC | C++17

CCO '18 P3 - Fun Palace

on March 28, 2023, 11:03 p.m.

30pp

weighted 70% (21pp)

100 / 100

AC | C++17

IOI '04 P6 - Empodia

on Jan. 11, 2022, 1:31 a.m.

30pp

weighted 66% (20pp)

100 / 100

AC | C++20

A Math Contest P14 - Choosing Marbles

on May 4, 2024, 3:43 p.m.

25pp

weighted 63% (16pp)

Problem	Category	Points
Another Random Contest 1 P1 - Chessgame	Uncategorized	5p
Another Random Contest 1 P3 - Physics Olympics	Uncategorized	7p
Another Random Contest 1 P5 - A Strange Country	Uncategorized	15p
Another Random Contest 1 P6 - Smash Bros	Uncategorized	15p
SGS Programming Challenge P1 - XOR in Computer Class	Uncategorized	7p
SGS Programming Challenge P2 - Vending Machine in Lunch	Uncategorized	10p
SGS Programming Challenge P3 - Tree in Biology Class	Uncategorized	15p
Yet Another Contest 8 P3 - Herobrine	YAC	12p

Problem	Score
An Animal Contest 1 P2 - Alpaca Racing	5 / 5
An Animal Contest 1 P6 - Alpaca Distancing	12 / 12
An Animal Contest 2 P0 - Koala Matchmaking	3 / 3
An Animal Contest 2 P1 - Koala Konundrum	5 / 5
An Animal Contest 2 P2 - Koala Party	5 / 5
An Animal Contest 2 P3 - Koala Balloons	12 / 12
An Animal Contest 2 P4 - Koala Gambling	12 / 12
An Animal Contest 2 P5 - Koala Carnival	15 / 15
An Animal Contest 2 P6 - Koala Transport System	17 / 17
An Animal Contest 3 P1 - Monkey Shopping	3 / 3
An Animal Contest 3 P2 - Monkey Potato	5 / 5
An Animal Contest 3 P3 - Monkey Market	7 / 7
An Animal Contest 3 P4 - Monkey Mayhem	7 / 7
An Animal Contest 4 P1 - Dasher's Digits	5 / 5
An Animal Contest 4 P2 - Lavish Lights	10 / 10
An Animal Contest 4 P3 - Snowy Slopes	10 / 10
An Animal Contest 4 P4 - Reindeer Racing	10 / 10
An Animal Contest 5 P1 - Bamboo Cookies	3 / 3
An Animal Contest 5 P2 - Permutations & Products	5 / 5
An Animal Contest 5 P3 - Ski Resort	10 / 10
An Animal Contest 5 P4 - Number Game	12 / 12
An Animal Contest 5 P5 - Counting Rectangles	15 / 15
An Animal Contest 5 P6 - Larry Finally Uses His Magical Powers	25 / 25
An Animal Contest 6 P1 - Workout Routine	5 / 5
An Animal Contest 6 P3 - OAC	12 / 12
An Animal Contest 7 P1 - Squirrnect 4	3 / 3
An Animal Contest 7 P2 - Squirrel Structures	7 / 7
An Animal Contest 7 P3 - Squirrel Scramble	12 / 12
An Animal Contest 7 P5 - Squirrel Scheming	17 / 17

Problem	Score
Another Contest 2 Problem 2 - Poutine	10 / 10
Another Contest 2 Problem 3 - Poutine	15 / 15
Another Contest 3 Problem 4 - Range Updates and Range Queries	15 / 15
Another Contest 7 Problem 1 - Lonely Users	3 / 3
Another Contest 7 Problem 3 - Network Connections	10 / 10
Another Contest 8 Problem 1 - Trash Push	3 / 3
Another Contest 8 Problem 2 - Unnecessary Trash Push	3 / 3
Another Contest 8 Problem 3 - Replay Double Ignition	10 / 10
Another Contest 8 Problem 5 - U-Turn Finesse	15 / 15
Another Contest 9 Problem 1 - Black Room Boy	3 / 3

Problem	Score
APIO '07 P1 - Mobiles	12 / 12
APIO '07 P2 - Backup	15 / 25
APIO '09 P3 - The Great ATM Robbery	20 / 20
APIO '12 P1 - Dispatching	17 / 17
APIO '14 P2 - Split the Sequence	25 / 25

Problem	Score
Baltic OI '03 P4 - The Gangs	12 / 12
Baltic OI '05 P5 - Bus Trip	17 / 17
Baltic OI '09 P2 - Candy Machine	12 / 12
Baltic OI '14 P5 - Portals	15 / 15
Baltic OI '17 P2 - Toll	20 / 20
Baltic OI '18 P6 - Paths	15 / 15

Problem	Score
CCC '00 J2 - 9966	3 / 3
CCC '00 S2 - Babbling Brooks	1.400 / 7
CCC '00 S3 - Surfing	7 / 7
CCC '00 S4 - Golf	7 / 7
CCC '01 S3 - Strategic Bombing	7 / 7
CCC '01 S4 - Cookies	8 / 10
CCC '02 S3 - Blindfold	10 / 15
CCC '02 S4 - Bridge Crossing	10 / 10
CCC '02 S4 - Bridge Crossing (Hard)	20 / 20
CCC '03 S1 - Snakes and Ladders	5 / 5
CCC '03 S2 - Poetry	5 / 5
CCC '03 S4 - Substrings	15 / 15
CCC '03 S5 - Trucking Troubles	10 / 10
CCC '05 J3 - Returning Home	5 / 5
CCC '05 J5 - Bananas	10 / 10
CCC '05 S5 - Pinball Ranking	12 / 12
CCC '06 J4 - It's tough being a teen!	7 / 7
CCC '07 S3 - Friends	7 / 7
CCC '07 S4 - Waterpark	7 / 7
CCC '07 S5 - Bowling for Numbers	10 / 10
CCC '08 S3 - Maze	7 / 7
CCC '08 S5 - Nukit	10 / 10
CCC '09 S2 - Lights Going On and Off	10 / 10
CCC '09 S3 - Degrees Of Separation	10 / 10
CCC '09 S4 - Shop and Ship	10 / 10
CCC '10 J1 - What is n, Daddy?	3 / 3
CCC '10 J5 - Knight Hop	7 / 7
CCC '10 S1 - Computer Purchase	5 / 5
CCC '10 S2 - Huffman Encoding	5 / 5
CCC '10 S3 - Firehose	15 / 15
CCC '10 S4 - Animal Farm	15 / 15
CCC '10 S5 - Nutrient Tree	20 / 20
CCC '11 J2 - Who Has Seen The Wind	5 / 5
CCC '11 J3 - Sumac Sequences	5 / 5
CCC '11 J4 - Boring Business	7 / 7
CCC '11 J5 - Unfriend	7 / 7
CCC '11 S1 - English or French?	5 / 5
CCC '11 S2 - Multiple Choice	3 / 3
CCC '11 S4 - Blood Distribution	15 / 15
CCC '11 S5 - Switch	12 / 12
CCC '12 J3 - Icon Scaling	3 / 3
CCC '12 J4 - Big Bang Secrets	3 / 3
CCC '12 S1 - Don't pass me the ball!	3 / 3
CCC '12 S2 - Aromatic Numbers	5 / 5
CCC '12 S3 - Absolutely Acidic	7 / 7
CCC '12 S4 - A Coin Game	15 / 15
CCC '12 S5 - Mouse Journey	7 / 7
CCC '13 J1 - Next in line	3 / 3
CCC '13 J2 - Rotating letters	3 / 3
CCC '13 S2 - Bridge Transport	5 / 5
CCC '13 S3 - Chances of Winning	10 / 10
CCC '13 S4 - Who is Taller?	7 / 7
CCC '13 S5 - Factor Solitaire	15 / 15
CCC '14 J1 - Triangle Times	3 / 3
CCC '14 J2 - Vote Count	3 / 3
CCC '14 J3 - Double Dice	3 / 3
CCC '14 S1 - Party Invitation	5 / 5
CCC '14 S2 - Assigning Partners	5 / 5
CCC '14 S3 - The Geneva Confection	7 / 7
CCC '14 S4 - Tinted Glass Window	15 / 15
CCC '14 S5 - Lazy Fox	20 / 20
CCC '15 J1 - Special Day	3 / 3
CCC '15 J2 - Happy or Sad	3 / 3
CCC '15 J3 - Rövarspråket	5 / 5
CCC '15 J4 - Wait Time	5 / 5
CCC '15 J5 - π-day	10 / 10
CCC '15 S1 - Zero That Out	3 / 3
CCC '15 S2 - Jerseys	5 / 5
CCC '15 S3 - Gates	10 / 10
CCC '15 S4 - Convex Hull	15 / 15
CCC '15 S5 - Greedy For Pies	17 / 17
CCC '16 J1 - Tournament Selection	3 / 3
CCC '16 J2 - Magic Squares	3 / 3
CCC '16 J3 - Hidden Palindrome	5 / 5
CCC '16 J4 - Arrival Time	5 / 5
CCC '16 S1 - Ragaman	3 / 3
CCC '16 S2 - Tandem Bicycle	5 / 5
CCC '16 S3 - Phonomenal Reviews	12 / 12
CCC '16 S4 - Combining Riceballs	15 / 15
CCC '16 S5 - Circle of Life	20 / 20
CCC '17 J1 - Quadrant Selection	3 / 3
CCC '17 J2 - Shifty Sum	3 / 3
CCC '17 J3 - Exactly Electrical	3 / 3
CCC '17 J4 - Favourite Times	5 / 5
CCC '17 S1 - Sum Game	3 / 3
CCC '17 S2 - High Tide, Low Tide	5 / 5
CCC '17 S3 - Nailed It!	7 / 7
CCC '17 S4 - Minimum Cost Flow	17 / 17
CCC '17 S5 - RMT	20 / 20
CCC '18 J1 - Telemarketer or not?	3 / 3
CCC '18 J2 - Occupy parking	3 / 3
CCC '18 J3 - Are we there yet?	3 / 3
CCC '18 J5 - Choose your own path	7 / 7
CCC '18 S1 - Voronoi Villages	3 / 3
CCC '18 S2 - Sunflowers	5 / 5
CCC '18 S3 - RoboThieves	10 / 10
CCC '18 S4 - Balanced Trees	15 / 15
CCC '18 S5 - Maximum Strategic Savings	20 / 20
CCC '19 J1 - Winning Score	3 / 3
CCC '19 J2 - Time to Decompress	3 / 3
CCC '19 J3 - Cold Compress	5 / 5
CCC '19 J5 - Rule of Three	10 / 20
CCC '19 S1 - Flipper	3 / 3
CCC '19 S2 - Pretty Average Primes	5 / 5
CCC '19 S4 - Tourism	20 / 20
CCC '19 S5 - Triangle: The Data Structure	20 / 20
CCC '20 J1 - Dog Treats	3 / 3
CCC '20 J2 - Epidemiology	3 / 3
CCC '20 J3 - Art	3 / 3
CCC '20 J4 - Cyclic Shifts	5 / 5
CCC '20 J4 - Cyclic Shifts (Hard)	10.800 / 12
CCC '20 S1 - Surmising a Sprinter's Speed	5 / 5
CCC '20 S2 - Escape Room	10 / 10
CCC '20 S2 - Escape Room (Hard)	12 / 15
CCC '20 S3 - Searching for Strings	12 / 12
CCC '20 S4 - Swapping Seats	12 / 12
CCC '20 S5 - Josh's Double Bacon Deluxe	17 / 17
CCC '21 J1 - Boiling Water	3 / 3
CCC '21 J2 - Silent Auction	3 / 3
CCC '21 J3 - Secret Instructions	5 / 5
CCC '21 J4 - Arranging Books	7 / 7
CCC '21 S1 - Crazy Fencing	5 / 5
CCC '21 S2 - Modern Art	7 / 7
CCC '21 S3 - Lunch Concert	10 / 10
CCC '21 S4 - Daily Commute	12 / 12
CCC '21 S5 - Math Homework	15 / 15
CCC '22 J1 - Cupcake Party	3 / 3
CCC '22 J2 - Fergusonball Ratings	3 / 3
CCC '22 J3 - Harp Tuning	5 / 5
CCC '22 J5 - Square Pool	10 / 10
CCC '22 S1 - Good Fours and Good Fives	5 / 5
CCC '22 S2 - Good Groups	5 / 5
CCC '22 S3 - Good Samples	10 / 10
CCC '22 S4 - Good Triplets	15 / 15
CCC '22 S5 - Good Influencers	17 / 17
CCC '23 J1 - Deliv-e-droid	3 / 3
CCC '23 J2 - Chili Peppers	3 / 3
CCC '23 J3 - Special Event	5 / 5
CCC '23 J5 - CCC Word Hunt	10 / 10
CCC '23 S1 - Trianglane	5 / 5
CCC '23 S2 - Symmetric Mountains	7 / 7
CCC '23 S3 - Palindromic Poster	10 / 10
CCC '23 S4 - Minimum Cost Roads	15 / 15
CCC '23 S5 - The Filter	4 / 20
CCC '24 S1 - Hat Circle	3 / 3
CCC '24 S2 - Heavy-Light Composition	5 / 5
CCC '24 S3 - Swipe	10 / 10
CCC '24 S4 - Painting Roads	12 / 12
CCC '25 S1 - Positioning Peter's Paintings	3 / 3
CCC '25 S2 - Cryptogram Cracking Club	7 / 7
CCC '25 S3 - Pretty Pens	10 / 10
CCC '25 S4 - Floor is Lava	12 / 12
CCC '25 S5 - To-Do List	17 / 17
CCC '96 S5 - Maximum Distance	7 / 7

Problem	Score
CCO '01 P6 - Election Night	15 / 15
CCO '03 P5 - Longest Substring	7 / 7
CCO '05 P1 - Number Matrix	10 / 10
CCO '05 P4 - Primed Sequences	12 / 12
CCO '05 P5 - Segments	10 / 10
CCO '07 P1 - Cows	8 / 10
CCO '07 P3 - Bowling for Numbers++	20 / 20
CCO '07 P6 - Road Construction	20 / 20
CCO '08 P3 - Mobile	17 / 17
CCO '09 P4 - Bottle Caps	20 / 20
CCO '09 P5 - Parade	17 / 17
CCO '10 P2 - Tree Pruning	15 / 15
CCO '10 P6 - Shuffle	10 / 10
CCO '11 P3 - Spies Like Us	10 / 10
CCO '11 P4 - Reorganization	7 / 7
CCO '12 P2 - The Hungary Games	15 / 15
CCO '13 P3 - LHC	12 / 12
CCO '14 P1 - Troyangles	10 / 10
CCO '14 P2 - King Gruff	15 / 15
CCO '14 P3 - Werewolf	17 / 17
CCO '14 P4 - Where's That Fuel?	7 / 7
CCO '15 P2 - Artskjid	15 / 15
CCO '15 P4 - Cars on Ice	10 / 10
CCO '15 P5 - Timpanist	20 / 20
CCO '15 P6 - Eggscavation	30 / 30
CCO '16 P3 - Legends	12 / 30
CCO '16 P5 - Zombie Apocalypse	14.423 / 15
CCO '16 P6 - Pirates	25 / 25
CCO '17 P4 - Rainfall Storage	20 / 20
CCO '17 P5 - Professional Network	20 / 20
CCO '18 P1 - Geese vs. Hawks	10 / 10
CCO '18 P2 - Wrong Answer	12 / 12
CCO '18 P3 - Fun Palace	30 / 30
CCO '18 P4 - Gradient Descent	15 / 15
CCO '19 P1 - Human Error	10 / 10
CCO '19 P2 - Sirtet	20 / 20
CCO '19 P5 - Marshmallow Molecules	15 / 15
CCO '20 P1 - A Game with Grundy	10 / 10
CCO '20 P2 - Exercise Deadlines	15 / 15
CCO '21 P1 - Swap Swap Sort	17 / 17
CCO '21 P2 - Weird Numeral System	17 / 17
CCO '21 P4 - Travelling Merchant	25 / 25
CCO '22 P1 - Alternating Heights	12 / 12
CCO '22 P2 - Rainy Markets	17 / 17
CCO '23 P1 - Binaria	12 / 12
CCO '98 P1 - Fibonacci Numbers	7 / 7
CCO '99 P2 - Common Words	5 / 10
CCO '99 P4 - Maple Roundup	7.500 / 10

Problem	Score
CEOI '09 P2 - Harbingers	25 / 25
CEOI '17 P4 - Building Bridges	20 / 20
CEOI '17 P5 - Palindromic Partitions	15 / 15
CEOI '18 P2 - Global Warming	15 / 15

Problem	Score
NOI '06 P4 - Maximum Profit	20 / 20
NOI '08 P1 - Masquerade Party	15 / 15
NOI '08 P3 - Hiring Employees	25 / 25
NOI '09 P3 - Modified Treap	20 / 20
NOI '09 P4 - Plants vs. Zombies	25 / 25
NOI '21 P1 - Light Heavy Edges	25 / 25
NOIP '15 P5 - Substring	12 / 12
NOIP '18 P1 - Paving Roads	7 / 7

Problem	Score
2-Dimensional Range Minimum Query	17 / 17
Sorting	3 / 3
Next Prime	5 / 5
HopScotch II	12 / 12
Longest Common Subsequence	7 / 7
Longest Increasing Subsequence	10 / 10
Modular Multiplicative Inverse	7 / 7
Quine	10 / 10
Unique Elements	3 / 3
Single Source Shortest Path	7 / 7

Problem	Score
COCI '06 Contest 1 #5 Bond	12 / 12
COCI '06 Contest 3 #5 Bicikli	15 / 15
COCI '06 Contest 4 #4 Zbrka	12 / 12
COCI '06 Contest 5 #6 Dvaput	7.500 / 15
COCI '06 Contest 6 #1 Prase	5 / 5
COCI '07 Contest 1 #4 Zapis	15 / 15
COCI '07 Contest 1 #5 Srednji	7 / 7
COCI '07 Contest 3 #6 Redoks	17 / 17
COCI '07 Contest 5 #4 Avogadro	15 / 15
COCI '07 Contest 6 #5 Princeza	15 / 15
COCI '08 Contest 6 #4 Cuskija	10 / 10
COCI '10 Contest 1 #5 Tabovi	10 / 10
COCI '10 Contest 5 #5 Dvoniz	12 / 12
COCI '11 Contest 5 #2 Eko	5 / 5
COCI '12 Contest 4 #6 Akvarij	10 / 25
COCI '13 Contest 3 #1 Riječi	5 / 5
COCI '13 Contest 5 #3 Eksplozjia	10 / 10
COCI '14 Contest 1 #4 Mafija	15 / 15
COCI '14 Contest 2 #3 Studentsko	12 / 12
COCI '14 Contest 3 #4 Coci	15 / 15
COCI '14 Contest 5 #4 Zgodan	7 / 7
COCI '14 Contest 6 #4 Kratki	4 / 10
COCI '16 Contest 4 #3 Kas	10 / 10
COCI '16 Contest 5 #5 Poklon	17 / 17
COCI '16 Contest 7 #4 Poklon	15 / 15
COCI '17 Contest 2 #4 San	12 / 12
COCI '17 Contest 6 #4 Cover	15 / 15
COCI '17 Contest 7 #2 Timovi	7 / 7
COCI '17 Contest 7 #5 Dostavljač	15 / 15
COCI '18 Contest 2 #4 Maja	7.500 / 15
COCI '18 Contest 3 #1 Magnus	5 / 5
COCI '19 Contest 1 #2 Lutrija	12 / 12
COCI '19 Contest 5 #2 Političari	7 / 7
COCI '19 Contest 6 #5 Trener	15 / 15
COCI '20 Contest 6 #5 Index	15 / 15
COCI '21 Contest 3 #2 Cijanobakterije	10 / 10
COCI '21 Contest 4 #2 Autobus	10 / 10
COCI '22 Contest 1 #1 Desni Klik	5 / 5
COCI '22 Contest 1 #2 Čokolade	10 / 10
COCI '22 Contest 1 #5 Neboderi	15 / 15
COCI '22 Contest 2 #1 Tramvaji	5 / 5
COCI '22 Contest 2 #2 Ekspert	10 / 10
COCI '22 Contest 3 #4 Bomboni	12 / 12
COCI '22 Contest 4 #2 Zrinka	10 / 10
COCI '22 Contest 4 #5 Vrsta	12 / 12
COI '06 #1 Patrik	12 / 12
COI '11 #1 Kampanja	20 / 20
COCI '06 Regional #3 Firefly	10 / 10
COCI '07 Regional #1 Platforme	7 / 7

Problem	Score
Binary Indexed Tree Test	10 / 10
Disjoint Set Test	10 / 10
Segment Tree Test	15 / 15
Binary Search Tree Test	15 / 15
Strict Evaluation	17 / 17

Problem	Score
DMOPC '13 Contest 1 P4 - AFK	7 / 7
DMOPC '13 Contest 3 P3 - Crossing Field	7 / 7
DMOPC '14 Contest 2 P6 - Selective Cutting	12 / 12
DMOPC '15 Contest 1 P4 - Itami and Candy	10 / 10
DMOPC '15 Contest 1 P6 - Lelei and Contest	17 / 17
DMOPC '15 Contest 2 P1 - Grumpy Dwarf	3 / 3
DMOPC '15 Contest 2 P3 - Origami	5.950 / 7
DMOPC '15 Contest 2 P4 - Personal Assistant	12 / 12
DMOPC '15 Contest 2 P5 - Sysadmin	15 / 15
DMOPC '15 Contest 2 P6 - Manhattan Magnets	17 / 17
DMOPC '15 Contest 5 P5 - World Line Convergence	15 / 15
DMOPC '15 Contest 6 P3 - Harvest	7 / 7
DMOPC '16 Contest 2 P3 - Queries	7 / 7
DMOPC '16 Contest 2 P4 - Zeros	7 / 7
DMOPC '16 Contest 3 P5 - Shoe Shopping II	15 / 15
DMOPC '16 Contest 4 P1 - Fast Exponents	5 / 5
DMOPC '16 Contest 4 P4 - Molly and Manga Shopping	15 / 15
DMOPC '16 Contest 4 P5 - Migrant Mascot	10 / 10
DMOPC '16 Contest 4 P6 - Molly and Flying Drones	0.750 / 15
DMOPC '17 Contest 1 P4 - Quests	12 / 12
DMOPC '17 Contest 2 P3 - Bad Bunnies	10 / 10
DMOPC '17 Contest 3 P3 - N-Kat	10 / 10
DMOPC '17 Contest 5 P4 - Intersecting Arcs	17 / 17
DMOPC '18 Contest 1 P0 - Sorting	3 / 3
DMOPC '18 Contest 1 P2 - Sorting	5 / 5
DMOPC '18 Contest 3 P4 - Bob and English Class	15 / 15
DMOPC '18 Contest 4 P2 - Dr. Henri and Responsibility	7 / 7
DMOPC '18 Contest 4 P4 - Dr. Henri and Lab Data	12 / 12
DMOPC '18 Contest 5 P3 - A Familiar Problem	7 / 7
DMOPC '18 Contest 6 P3 - Wish Upon a Star	10 / 10
DMOPC '19 Contest 2 P3 - Selection	12 / 12
DMOPC '19 Contest 3 P4 - Same Colour Leaves	15 / 15
DMOPC '19 Contest 4 P3 - Taking Cues	12 / 12
DMOPC '19 Contest 6 P4 - Grade 12 Math	15 / 15
DMOPC '19 Contest 7 P4 - Bob and Continued Fractions	20 / 20
DMOPC '19 Contest 7 P5 - Soriya's Programming Project	20 / 20
DMOPC '20 Contest 1 P3 - Victor's Algorithm	7 / 7
DMOPC '20 Contest 1 P4 - Victor Makes Bank	17 / 17
DMOPC '20 Contest 4 P1 - Missing Numbers	5 / 5
DMOPC '20 Contest 4 P2 - Beautiful Grids	7 / 7
DMOPC '20 Contest 4 P3 - Roving Roombas	12 / 12
DMOPC '20 Contest 4 P5 - Cyclic Cypher	3.400 / 17
DMOPC '20 Contest 5 P1 - Home Row	3 / 3
DMOPC '20 Contest 5 P2 - On The Clock	7 / 7
DMOPC '20 Contest 6 P1 - Tug of War	7 / 7
DMOPC '20 Contest 6 P2 - Interpretive Art	7 / 7
DMOPC '20 Contest 6 P3 - Bread Merchant	10 / 10
DMOPC '20 Contest 7 P1 - Bob and Balance	7 / 7
DMOPC '20 Contest 7 P2 - Alice and Tiles	10 / 10
DMOPC '20 Contest 7 P3 - Senpai and Art	4 / 20
DMOPC '20 Contest 7 P4 - Mimi and Carrots II	17 / 17
DMOPC '20 Contest 7 P5 - Mayors and Tolls	20 / 20
DMOPC '21 Contest 10 P1 - Japaneasy	5 / 5
DMOPC '21 Contest 10 P2 - Cycle Sort	7 / 7
DMOPC '21 Contest 10 P3 - Peculiar Reflections	3.600 / 12
DMOPC '21 Contest 10 P4 - Bitwise Telephone	0.900 / 17
DMOPC '21 Contest 1 P1 - Partial Game	5 / 5
DMOPC '21 Contest 1 P2 - Folding Clothes	7 / 7
DMOPC '21 Contest 1 P3 - Mystery DAG	12 / 12
DMOPC '21 Contest 2 P1 - Bosses	7 / 7
DMOPC '21 Contest 2 P2 - Scrambling Swaps	7 / 7
DMOPC '21 Contest 2 P3 - Divisions	12 / 12
DMOPC '21 Contest 2 P4 - Water Mechanics	15 / 15
DMOPC '21 Contest 3 P1 - Sums & Differences	7 / 7
DMOPC '21 Contest 3 P2 - Weak Data	10 / 10
DMOPC '21 Contest 3 P3 - Hopping Frogs	1.500 / 15
DMOPC '21 Contest 3 P4 - Sorting Subsequences	20 / 20
DMOPC '21 Contest 4 P1 - Tree Shopping	7 / 7
DMOPC '21 Contest 4 P2 - Festive Groups	7 / 7
DMOPC '21 Contest 4 P3 - Palindromic Presents	12 / 12
DMOPC '21 Contest 4 P4 - Christmas Graph	0.900 / 17
DMOPC '21 Contest 5 P1 - Permutations & Primes	5 / 5
DMOPC '21 Contest 5 P2 - Permutations & Primes	7 / 7
DMOPC '21 Contest 5 P3 - Permutations & Primes	12 / 12
DMOPC '21 Contest 5 P5 - Permutations & Primes	6 / 30
DMOPC '21 Contest 6 P1 - Bigger Big Integer	3 / 3
DMOPC '21 Contest 6 P2 - Gacha Luck	7 / 7
DMOPC '21 Contest 6 P3 - An Art Problem	10 / 10
DMOPC '21 Contest 6 P4 - Colourful Paths	15 / 15
DMOPC '21 Contest 7 P2 - Knitting Scarves	7 / 7
DMOPC '21 Contest 8 P1 - Peanut Planning	7 / 7
DMOPC '21 Contest 8 P2 - Kanna Market	10 / 10
DMOPC '21 Contest 8 P4 - Grid Operations	2.500 / 25
DMOPC '21 Contest 9 P1 - Board Numbers	7 / 7
DMOPC '21 Contest 9 P2 - String Puzzle	7 / 7
DMOPC '22 Contest 2 P1 - DMOPC Crisis	5 / 5
DMOPC '22 Contest 2 P2 - Line Trace	7 / 7
DMOPC '22 Contest 2 P3 - Good Permutations	12 / 12
DMOPC '22 Contest 3 P1 - Holiday Colouring	5 / 5
DMOPC '22 Contest 3 P2 - New Components	10 / 10
DMOPC '22 Contest 5 P1 - Triple Triplets	5 / 5
DMOPC '22 Contest 5 P2 - Absolutely Even	7 / 7
DMPG '15 G1 - Marcia and Maze	10 / 10
DMPG '15 S5 - Black and White	12 / 12
DMPG '17 G2 - Holy Grail War	17 / 17
DMPG '18 S5 - Mimi and Division	15 / 15
DMPG '19 G5 - Hunting the White Whale	20 / 20

Problem	Score
DWITE '10 R3 #3 - Dominos Tiling	10 / 10
DWITE '10 R5 #5 - Cube World	12 / 12
DWITE '11 R1 #5 - Tattarrattat	10 / 10
DWITE '11 R5 #4 - Cube World	12 / 12
DWITE '12 R5 #3 - Triangle Count	7 / 7

Problem	Score
ECOO '16 R3 P3 - CamelCase	10 / 10
ECOO '19 R1 P1 - Free Shirts	5 / 5
ECOO '21 P2 - DNA Derren	3 / 3

Problem	Score
GFSS Christmas Challenge P4 - Coal Counting	7 / 7
GFSSOC '15 Fall J5 - Nightmare-a-thon	10 / 10
GFSSOC '15 Fall S4 - Mostly Talking	15 / 15
GFSSOC '15 Winter S1 - OR-deal	5 / 5
GFSSOC '15 Winter S3 - PalinDrone	7 / 7

Problem	Score
ACM U of T Tryouts C1 E - Foxling Feeding Frenzy	7 / 7
ACM U of T Tryouts C3 F - A Pleasant Stroll	15 / 15
CTU Open Contest 2018 - Escalators	15 / 15
ICPC ECNA 2005 E - Reliable Nets	15 / 15
ICPC ECNA 2016 I - Waif Until Dark	15 / 15
Knapsack 4	20 / 20
ICPC PACNW 2016 J - Shopping	15 / 15
ICPC RMRC 2016 J - Stack Construction	20 / 20
UCRPC F21 A - Senseless Census	5 / 5

Problem	Score
IOI '00 P1 - Palindrome	10 / 10
IOI '01 P1 - Mobile Phones	15 / 15
IOI '02 P4 - Batch Scheduling	20 / 20
IOI '03 Practice Task 1 - Balancing Act	15 / 15
IOI '04 P6 - Empodia	30 / 30
IOI '06 P2 - Pyramid	17 / 17
IOI '07 P6 - Training	40 / 40
IOI '09 P5 - Garage	7 / 7
IOI '10 P3 - Quality of Living	15 / 15
IOI '10 P3 - Quality of Living (Standard I/O)	15 / 15
IOI '11 P3 - Rice Hub	15 / 15
IOI '11 P3 - Rice Hub (Standard I/O)	15 / 15
IOI '11 P4 - Crocodile's Underground City	17 / 17
IOI '11 P4 - Crocodile's Underground City (Standard I/O)	17 / 17
IOI '14 P5 - Friend	30 / 30
IOI '14 P5 - Friend (Standard I/O)	30 / 30
IOI '14 P6 - Holiday	30 / 30
IOI '14 P6 - Holiday (Standard I/O)	30 / 30
IOI '15 P4 - Horses	15 / 15
IOI '15 P4 - Horses (Standard I/O)	15 / 15
IOI '94 P1 - The Triangle	7 / 7
IOI '96 P3 - Network of Schools	12 / 12
IOI '98 P4 - Picture	15 / 15

Problem	Score
JOI '13 Open P2 - Synchronization	35 / 35
JOI '13 Open P3 - Watching	15 / 15
JOI '14 Open P6 - Secret	5.100 / 17
JOI '17 Final P4 - Commuter Pass	15 / 15
JOI '22 Final P2 - Self Study	12 / 12

Problem	Score
Mock CCC '20 S1 - War	3 / 3
Mock CCC '20 S2 - Flipper Redux	7 / 7
Mock CCC '20 S3 - SAM I Am	10 / 10
Mock CCC '20 S4 - Valentine's Day Shopping	4 / 20
Mock CCC '20 Contest 2 S2 - 4D BBST on a DP	5 / 5
Mock CCC '20 Contest 2 S3 - Tree Programming	10 / 10
Mock CCC '22 Contest 1 J1 - Square Root Decomposition	3 / 3
Mock CCC '22 Contest 1 J2 - Biking and Hiking	3 / 3
Mock CCC '22 Contest 1 J3 - String Crossing Maximization	7 / 7
Mock CCC '22 Contest 1 J4 - Snowball Fight	5 / 5
Mock CCC '22 Contest 1 J5 - New Year's Restrictions	7 / 7
Mock CCC '22 Contest 2 J1 - Opening Ceremony	3 / 3
Mock CCC '22 Contest 2 J3 - Figure Skating Fun	5 / 5
Mock CCC '22 Contest 2 J4 - Hockey Bracket	7 / 7
Mock CCC '22 Contest 2 J5 - Dominating the Olympics	10 / 10
Mock CCC '23 Contest 1 J1 - Final Velocity	3 / 3
Mock CCC '23 Contest 1 J2 - Healthy Schedule	3 / 3
Mock CCC '23 Contest 1 J5 - Calculus Problem	12 / 12
Mock CCC '24 Contest 1 J1 - Lemon Bathtub	3 / 3
Mock CCC '24 Contest 1 J2 - Simple Elo Rating System	3 / 3
Mock CCC '24 Contest 1 J3 - RGB Words	5 / 5
Mock CCC '24 Contest 1 J4/S1 - Magical Magnetic Marbles	5 / 5
Mock CCC '24 Contest 1 S2 - Owen the Toucan	7 / 7
Mock CCC '24 Contest 1 S3 - Optimal Split Point	10 / 10
Mock CCC '24 Contest 1 S4 - Tommy's Lemonade Stand	12 / 12
Mock CCC '24 Contest 1 S5 - Mock CCC 2025	20 / 20
Mock CCC '14 S5 - Elimination Game	15 / 15
Mock CCC '15 S4 - Ice Pillars	15 / 15
Mock CCC '22 2 S1 - Kaguya Wants to Let Ishigami Pass	5 / 5
Mock CCC '22 2 S2 - Kaguya Wants to Grow the Student Council	10 / 10
Mock CCC '22 2 S3 - Kaguya Wants to Analyze the Academy Anthem	12 / 12
Mock CCC '22 2 S4 - Kaguya Wants to Build a Great Wall	3 / 15
Mock CCC '22 2 S5 - Kaguya Wants to go Window Shopping with Kei Shirogane	2 / 30
Mock CCC '23 1 S1 - Composite Fibonacci Numbers	5 / 5
Mock CCC '23 1 S2 - Keenan Hates Triangles	5 / 5
Mock CCC '23 1 S3 - Richard The Penguin	9.300 / 10
Mock CCC '23 1 S4 - Roger Says Yabe	15 / 15
Mock CCC '23 2 S1 - Composite Fibonacci Numbers	3 / 3
Mock CCC '23 2 S2 - Keenan Hates Triangles	7 / 7
Mock CCC '23 2 S3 - Richard The Penguin	4 / 10
Mock CCC '18 Contest 3 J3/S1 - A String Problem	5 / 5
Mock CCC '18 Contest 3 S5 - A Rage Tree Problem	20 / 20
Mock CCC '18 Contest 5 S4 - Sparse Binary String Counting	10 / 10
Mock CCC '19 Contest 1 S1 - Pusheen's Report Card	3 / 3
Mock CCC '19 Contest 1 S2 - Pusheen's Puzzle Present	5 / 5
Mock CCC '19 Contest 1 S3 - Pusheen Eats Tuna Sashimi and Tuna Nigiri	4.800 / 12
Mock CCC '19 Contest 2 S1 - Tudor's Double Doors	3 / 3
Mock CCC '19 Contest 2 S2 - Tudor Puts A Goat On A Rope	3 / 3
Mock CCC '19 Contest 2 S3 - Tudor Tallies Triangular Totals	10 / 10
Mock CCC '21 S1 - Edit Distance	5 / 5
Mock CCC '21 S2 - Colorful Strings	7 / 7
Mock CCC '21 S3 - Lexicographically Smallest Permutation Subsequence	10 / 10
Mock CCC '22 1 S3 - IU	7 / 7
Mock CCC '22 1 S4 - Berkeley Math Tournament Statistics	20 / 20
Riolku's Mock CCC S1 - Word Bot	3 / 3
Riolku's Mock CCC S2 - Keen Keener Sequence	7 / 7
Riolku's Mock CCC S3 - Mosey's Birthday	1.600 / 12
Riolku's Mock CCC S4 - Clumsy Cindy	12 / 12

Problem	Score
CCO Preparation Test 1 P3 - K-th Rank Student	17 / 17
CCO Preparation Test 3 P2 - Packing Up	25 / 25
CCO Preparation Test 5 P1 - City Game	15 / 15
CCO Preparation Test 6 P2 - An Easy Problem	12 / 12
CCO Preparation Test 6 P3 - HopScotch	20 / 20
Mock CCO '19 Contest 2 Problem 1 - A Dynamic Connectivity Problem	15 / 15
Mock CCO '18 Contest 1 Problem 6 - A Combining Problem	15 / 15
Mock CCO '18 Contest 2 Problem 1 - Victor Runs	4.950 / 15
Mock CCO '18 Contest 2 Problem 2 - Victor Rains	20 / 20
Mock CCO '18 Contest 4 Problem 3 - Counterattack	15 / 15
Mock CCO '18 Contest 4 Problem 4 - Time Travel	15 / 15

Problem	Score
Athena on Zanzibar Island	1.200 / 12
Fair Competition	5 / 5
Lemon Game	7 / 7
Magic Sequence	7 / 7
Bob's Function	1.900 / 17
A Fenwick Tree Question	15 / 15

Problem	Score
SAC '22 Code Challenge 1 P1 - That Teacher	3 / 3
SAC '22 Code Challenge 1 P4 - That Problem	7 / 7
SAC '22 Code Challenge 1 P5 - That Wall	12 / 12
SAC '22 Code Challenge 3 P1 - Hair Hazards	3 / 3
SAC '22 Code Challenge 3 P2 - Unicycle License	5 / 5
SAC '22 Code Challenge 3 P3 - Bob Sort	5 / 5
SAC '22 Code Challenge 3 P4 - Finding Friends	15 / 15
SAC '22 Code Challenge 3 P5 - Chat Corrections	12 / 12
SAC '22 Code Challenge 4 Junior P1 - Obligatory DeMello Problem	3 / 3
SAC '22 Code Challenge 4 Junior P2 - Obligatory Geometry Problem	3 / 3
SAC '22 Code Challenge 4 Junior P4 - Obligatory Permutation Problem	7 / 7
SAC '22 Code Challenge 4 P1 - Obligatory Car Problem	3 / 3
SAC '22 Code Challenge 4 P2 - Obligatory String Problem	5 / 5
SAC '22 Code Challenge 4 P3 - Obligatory Math Problem	5 / 5
SAC '22 Code Challenge 4 P4 - Obligatory Subarray Problem	10 / 10
SAC '22 Code Challenge 4 P5 - Obligatory Interactive Problem	12 / 12
SAC '22 Code Challenge 5 P4 - Querying Intervals	10 / 10

Problem	Score
Back From Summer '19 P3: ASDFGHJKL	10 / 10
Back To School '16: Cherry Tree	12 / 12
Back To School '18: Letter Frequency	7 / 7
Back To School '18: Beautiful Trees	10 / 10
Back To School '18: The Golden Porcupine	15 / 15
Halloween '14 P1 - Rabbit Girls	1.800 / 3
Halloween '14 P2 - Cat Girls	12 / 12
Halloween '14 P3 - Dog Girls	15 / 15
Halloween '14 P4 - Fox Girls	20 / 20
Max's Anger Contest Series 1 P1 - Hunger Bar	3 / 3
Max's Anger Contest Series 1 P2 - Wesley's Anger Contest 7 P1 - Enraged	5 / 5
Max's Anger Contest Series 1 P3 - Divide and Connor	7 / 7
Max's Anger Contest Series 1 P4 - Greedily Gamboling	12 / 12
Max's Anger Contest Series 1 P4 - Greedily Gamboling (Hard Version)	15 / 15
Max's Anger Contest Series 1 P5 - Slacking Subsequences	15 / 15
Max's Anger Contest Series 2 P3 - Array Anger	7 / 7
MEC '16 P3 - Getting Good at Programming	10 / 10
Miracle Sort	3 / 3
MNYC '17: Removing Christmas Trees	15 / 15
MNYC '17: Bells	1.700 / 17
Too Simple	7 / 7
WOSS Dual Olympiad 2021 J1: Water Classification	3 / 3
WOSS Dual Olympiad 2021 J2/S1: Secret Formula	3 / 3
WOSS Dual Olympiad 2021 J3: Frisbee Golf	5 / 5
New Year's '15 P4 - Leftover Eggnog	15 / 15
New Year's '15 P5 - Message to Mars	8 / 20
New Year's '16 P3 - Arithmetic Snowman	5 / 5
New Year's '17 P6 - Christmas Cards	15 / 15
New Year's '19 P8 - Best Hat in Town II	25 / 25

Problem	Score
TLE '15 P5 - Prefix Sum Array	15 / 15
TLE '16 Contest 4 P4 - Christmas Tree Building	15 / 15
TLE '16 Contest 5 P3 - Flight Exam	10 / 10
TLE '16 Contest 6 (Mock CCC) J5 - Meal Plan	10 / 10
TLE '16 Contest 7 P3 - NOR	10 / 10
TLE '16 Contest 8 P4 - Delivery Service	8.500 / 17
TLE '16 Contest 8 P5 - Prom Night	15 / 15
TLE '17 Contest 4 P6 - Fax's Christmas Bash	25 / 25
TLE '17 Contest 6 P4 - Willson and Travelling	15 / 15
TLE '17 Contest 7 P5 - Willson and Mating	15 / 15

User andy_zhu23

Points breakdown

Authored problems (8)

AAC (269 points)

ACC (87 points)

APIO (89 points)

Baltic OI (91 points)

BlueBook (3 points)

Brazil OI (17 points)

Bulgarian OI (12 points)

CCC (1221.200 points)

CCO (696.923 points)

CEOI (75 points)

China NOI (149 points)

Classics (81 points)

COCI (536 points)

CTF (3 points)

Data Structure Tests (67 points)

DMOPC (910.500 points)

DWITE (51 points)

ECOO (18 points)

FHC (10 points)

GFSSOC (44 points)

ICPC (127 points)

IOI (432 points)

JOI (82.100 points)

Mock CCC (418.700 points)

Mock CCO (173.950 points)

MWC (10 points)

Olympiads School (37.100 points)

POI (12 points)

SAC Coding Challenge (120 points)

Seasonal (282.500 points)

TLE (138.500 points)

TSOC (27 points)

Uncategorized (2071.981 points)

VM7WC (37 points)

WAC (45 points)

Waterloo Local (15 points)

Woburn Challenge (91 points)

YAC (191.300 points)

Problem	Score
TSOC '15 Contest 2 #6 - All-Out War!	15 / 15
TSOC '16 Contest 1 #6 - Joey and Biology	12 / 12

Problem	Score
16 BIT S/W ONLY	3 / 3
2spooky4me	7 / 7
Mispelling	3 / 3
Triple Fat Ladies	5 / 5
Appleby Contest '19 P5 - Matrix Operation	10 / 10
Appleby Contest '20 P1 - Terrific Triangles	3 / 3
Appleby Contest '20 P2 - Playful Playdoughs	5 / 5
Appleby Contest '20 P3 - Ridiculous String	4 / 10
A Harder Game	15 / 15
Sum of Primes 2	5 / 5
A New Country	4 / 25
Another Sorting	5 / 5
A Plus B	3 / 3
A Plus B (Hard)	12 / 12
Another Random Contest 1 P1 - Chessgame	5 / 5
Another Random Contest 1 P2 - Two Sequences	7 / 7
Another Random Contest 1 P3 - Physics Olympics	7 / 7
Another Random Contest 1 P4 - Bracket Query	15 / 15
Another Random Contest 1 P5 - A Strange Country	15 / 15
Another Random Contest 1 P6 - Smash Bros	15 / 15
Art Academy II: The Grand Escape	7 / 7
A Times B	20 / 20
Big Deposits	7 / 7
List Minimum	3 / 3
List Minimum (Hard)	5 / 5
Lexicographically Least Substring (Hard)	15 / 15
String Finding	5 / 5
Stacking Boxes	5 / 5
Boxlings	10.714 / 15
BPC 1 S1 - Homework Questions	5 / 5
Brap Lesh Mafia	5 / 5
Bruce's Brittle Bridges	12 / 12
Fast Search	15 / 15
BSSPC '21 J1 - Eggy's New Clothes	3 / 3
BSSPC '21 J2 - James and Youtube	3 / 3
BSSPC '21 J3 - Magic Paint Gun Cartridges	5 / 5
BSSPC '21 J4 - James's Magical Soups	7 / 7
BSSPC '21 J5 - James and the Euclid Test	7 / 7
BSSPC '21 S1 - Lakshy and Palindromic Rectangle	5 / 5
BSSPC '21 S2 - Hacker Soup	7 / 7
BSSPC '21 S3 - James's Egirl Discord Status	7 / 7
BSSPC '21 S4 - Child Prodigy Chadstin	3.400 / 17
BSSPC '21 S5 - James Solves His Tree Problems	2.500 / 25
BSSPC '22 P1 - Bubble Tea Tracker	3 / 3
BSSPC '22 P2 - Rhyming Numbers	3 / 3
BSSPC '22 P3 - Searching for Seats	5 / 5
BSSPC '22 P4 - Exec Pieing	5 / 5
BSSPC '22 P5 - Derrick and Orz Trees	7 / 7
BSSPC '22 P6 - Permutations & Primogems	10 / 10
BSSPC '22 P7 - Exec Team Applications	10 / 10
Back to School '24 P1 - Kicking	5 / 5
Back to School '24 P2 - Cheating	10 / 10
Back to School '24 P3 - Tournament	12 / 12
Back to School '24 P4 - Candidates	15 / 15
Back to School '24 P5 - Snitching	15 / 15
Back to School '24 P6 - Rex	20 / 20
Building	10 / 10
Coin Change	7 / 7
Allen's Segments	17 / 17
Checkerboard Summation (Hard)	15 / 15
Checker Number	7 / 7
Cheerio Contest 2 P4 - Modulus Finding	7 / 7
Cheerio Contest 2 P5 - Subsequence Queries	7 / 7
Cheerio Contest 3 P1 - Wet Floor	5 / 5
Cheerio Contest 3 P2 - Double-O-Seven	5 / 5
Cheerio Contest 3 P3 - Everything Array	12 / 12
Cheerio Contest 3 P4 - Bit Flips	12 / 12
Cheerio Contest 3 P5 - Train Network	2.667 / 20
Clique	4.500 / 15
3n+1	3 / 3
Comparing Arrays	15 / 15
Ray's Tricky Connectivity	10 / 10
CPC '21 Contest 1 P0 - AQT and Alphabet	3 / 3
CPC '21 Contest 1 P1 - AQT and Fractions	5 / 5
CPC '21 Contest 1 P2 - AQT and Multiset	0.400 / 7
CPC '21 Contest 1 P4 - AQT and Directed Graph	12 / 12
CPC '21 Contest 1 P6 - AQT's Break Time is Over	20 / 20
Capture The Flag	5 / 5
Age Demographic	5 / 5
Divide and Mod	3 / 3
Maximum Sum	7 / 7
A Game	10 / 10
Longest Increasing Subsequence	7 / 7
Counting Subsequences	10 / 10
Educational DP Contest AtCoder A - Frog 1	7 / 7
Educational DP Contest AtCoder B - Frog 2	7 / 7
Educational DP Contest AtCoder C - Vacation	7 / 7
Educational DP Contest AtCoder D - Knapsack 1	7 / 7
Educational DP Contest AtCoder E - Knapsack 2	7 / 7
Educational DP Contest AtCoder F - LCS	7 / 7
Educational DP Contest AtCoder G - Longest Path	10 / 10
Educational DP Contest AtCoder H - Grid 1	7 / 7
Educational DP Contest AtCoder I - Coins	10 / 10
Educational DP Contest AtCoder K - Stones	10 / 10
Educational DP Contest AtCoder L - Deque	10 / 10
Educational DP Contest AtCoder M - Candies	12 / 12
Educational DP Contest AtCoder N - Slimes	12 / 12
Educational DP Contest AtCoder O - Matching	12 / 12
Educational DP Contest AtCoder P - Independent Set	12 / 12
Educational DP Contest AtCoder Q - Flowers	15 / 15
Educational DP Contest AtCoder R - Walk	15 / 15
Educational DP Contest AtCoder S - Digit Sum	12 / 12
Educational DP Contest AtCoder T - Permutation	15 / 15
Educational DP Contest AtCoder U - Grouping	15 / 15
Educational DP Contest AtCoder V - Subtree	20 / 20
Educational DP Contest AtCoder W - Intervals	20 / 20
Educational DP Contest AtCoder X - Tower	20 / 20
Educational DP Contest AtCoder Z - Frog 3	20 / 20
Dynamic Sum	15 / 15
Factors	7 / 7
Favorite Numbers	5 / 5
Fibonacci Sequence	15 / 15
Fibonacci Sequence (Harder)	17 / 17
Figurines	20 / 20
Fixing Shirts	15 / 15
GlobeX Cup '18 S Sample - Chair Stacking	7 / 7
GlobeX Cup '18 S2 - Test Scores	7 / 7
Good Travels	17 / 17
Good Debugging	17 / 17
Good Sets	10 / 10
King Graff's Trip	15 / 15
Graph Contest 2 P1 - Connected Components	7 / 7
Graph Contest 3 P2 - Shortest Path	2 / 10
A Greedy Problem	5 / 5
HCI '16 - Serial Killer	15 / 15
HCI '16 - Danger Room	7 / 7
HCI '16 - Cheapest Operation Ever	20 / 20
HCI '16 - Redstone Repeaters	10 / 10
HCI '16 - Wizardry	7 / 7
Hello, World!	3 / 3
Icebergs	12 / 12
Word Scrambler	5 / 5
Inaho IX	20 / 20
A Permutation Problem 2	12 / 12
Knapsack 3	10 / 10
K-th Minimum Number	17 / 17
Longest Balanced Subsequence	15 / 15
Lemon Tree	20 / 20
Levve Loves Segment Trees	15 / 15
LKP '18 Contest 1 P4 - Fun in Föràg	15 / 15
MALD Contest 1 P1 - Scratch Cat and DDoS	3 / 3
MALD Contest 1 P2 - Scratch Cat and Examinations	5 / 5
MALD Contest 1 P3 - Scratch Cat and Infestation	7 / 7
MALD Contest 1 P4 - Scratch Cat and Demolition	15 / 15
MALD Contest 1 P5 - Scratch Cat and Desktop Backgrounds	1.700 / 17
A Math Contest P14 - Choosing Marbles	25 / 25
A Math Contest P2 - Subsequence Sum	5 / 5
MMCC '14 P1 - Tenri	17 / 17
MMCC '14 P3 - Esdeath	13.500 / 15
Monkey Motel	12 / 12
Multiplication Madness	7 / 7
The Odd Number	7 / 7
OTHS Coding Competition 1 (Mock CCC) J1 - Math Assistance	3 / 3
OTHS Coding Competition 1 (Mock CCC) J2 - Wand Selection	3 / 3
OTHS Coding Competition 1 (Mock CCC) J3 - Explosion	5 / 5
OTHS Coding Competition 1 (Mock CCC) J4 - Railgun	7 / 7
OTHS Coding Competition 1 (Mock CCC) J5 - Scavenger Hunt	10 / 10
Persuasion	12 / 12
The Third Cellar	10 / 10
Pick It	15 / 15
Postfix Notation	7 / 7
Prime Factorization	5 / 5
Primes	3 / 3
Primes 2	15 / 15
A Romantic Dinner Outing	20 / 20
Revenge of the Digger	20 / 20
RGPC '18 P4 - Higgs	15 / 15
RTE '16 S3 - School Traversal	7 / 7
Sales	20 / 20
Spring Coding Bowl '22 P4 - Circle Game	4.500 / 15
Spring Coding Bowl '22 P5 - Temple Placement	6 / 15
Singularity Cup P1 - Maximum Permutation Product	5 / 5
Singularity Cup P2 - Reverse Substring Partitioning	10 / 10
Singularity Cup P3 - Interplanetary Travel	15 / 15
Singularity Cup P4 - Staircase Sum	5.100 / 17
The Cosmic Era P5 - GENESIS	20 / 20
Dynamic Range Minimum Test	12 / 12
SGS Programming Challenge P1 - XOR in Computer Class	7 / 7
SGS Programming Challenge P2 - Vending Machine in Lunch	10 / 10
SGS Programming Challenge P3 - Tree in Biology Class	15 / 15
SGS Programming Challenge P4 - Toy in Psychology Class	17 / 17
SGS Programming Challenge P5 - Tree After School	20 / 20
Python Infinite Loop	7 / 7
SMAC 08/09 (Nov) #3 - Factor Game	15 / 15
Coding Spree	7 / 7
STNBD P2 - Claire Elstein	12 / 12
Segment Tree Practice 3	15 / 15
Segment Tree Practice 4	17 / 17
A Subarray Problem	7 / 7
Subway Routes	12 / 12
Sudoku Challenge	7 / 7
TC	15 / 15
THICC '17 P5 - Smarties	7 / 7
Traffic Lights	10 / 10
Tropical Bananas	10 / 10
TSS Club Fair 2017 Problem B	7 / 7
UACC 1 P1 - Bench Press Bob	3 / 3
UACC 1 P2 - Puzzling Parks	5 / 5
UACC 1 P3 - Cheeky Checkers	7 / 7
UACC 1 P4 - Converging Streams	10 / 10
UACC 1 P5 - A Lab Report	10 / 10
UACC 1 P6 - Labyrinth Treasure	12 / 12
UCC Coding Competition '20 P4 - Bubble Tea	7 / 7
UCC Coding Competition '21 P5 - Woodcutting Game	10 / 10
UHCC1 P5 - Binary Triangles	7 / 7
Intertwined Strings	7 / 7
UTS Open '15 #5 - Distribution Channel	20 / 20
UTS Open '21 P1 - COVID Party	5 / 5
UTS Open '21 P2 - Prime Array	10 / 10
UTS Open '21 P3 - Latin Class	10 / 10
UTS Open '21 P5 - State Taxes	17 / 17
XOR Sum	10 / 10

Problem	Score
VM7WC '15 #2 Gold - Uniting the Earth Empire	12 / 12
VM7WC '15 #4 Gold - Chain Rule	10 / 10
VM7WC '16 #2 Gold - GGG	15 / 15

Problem	Score
Wesley's Anger Contest 1 Problem 4 (Easy Version) - A Red-Black Tree Problem	15 / 15
Wesley's Anger Contest 3 Problem 5 - Triangle: The Root of All Evil	15 / 15
Wesley's Anger Contest 6 Problem 5 - Canadian Christmas Cactus	15 / 15

Problem	Score
Waterloo 2017 Fall C - Computer Science	10 / 10
Waterloo 2025 Fall E - Efficient Room Scheduling	5 / 5

Problem	Score
WC '15 Contest 1 S4 - Chocolate Milk	20 / 20
WC '15 Finals S2 - Hydration	10 / 10
WC '16 Contest 3 S2 - Training Regimen	12 / 12
WC '18 Contest 1 S2 - Essay Generator	7 / 7
WC '18 Contest 1 S3 - Reach for the Top	12 / 12
WC '18 Contest 4 S2 - Farming Simulator	15 / 15
WC '99 Suicidal P6 - Wedding Juicer	15 / 15

Problem	Score
Yet Another Contest 1 P1 - Mixed Doubles	7 / 7
Yet Another Contest 1 P2 - A Boring Problem	10 / 10
Yet Another Contest 1 P3 - Fluke	2 / 10
Yet Another Contest 1 P4 - No More Searching	1.200 / 12
Yet Another Contest 2 P1 - Betting	5 / 5
Yet Another Contest 2 P2 - Secret Sequence	7 / 7
Yet Another Contest 2 P3 - Maximum Damage	6 / 10
Yet Another Contest 2 P4 - No More Arithmetic	15 / 15
Yet Another Contest 2 P6 - Travel Budget	20 / 20
Yet Another Contest 3 P1 - Shell Swap Scam	5 / 5
Yet Another Contest 4 P1 - Snap	5 / 5
Yet Another Contest 5 P1 - Number Pyramid	7 / 7
Yet Another Contest 5 P2 - Big Score	1.500 / 10
Yet Another Contest 6 P1 - No More Separation	5 / 5
Yet Another Contest 6 P2 - No More Telemarketers	7 / 7
Yet Another Contest 6 P3 - No More Cell Phone Messaging	10 / 10
Yet Another Contest 6 P4 - No More Nails!	2.400 / 12
Yet Another Contest 7 P1 - Page Turning	5 / 5
Yet Another Contest 7 P4 - Paparazzi	3.400 / 17
Yet Another Contest 7 P5 - Egg Dropping	5.800 / 25
Yet Another Contest 8 P1 - Permutation Sorting	5 / 5
Yet Another Contest 8 P2 - No More Modern Art	7 / 7
Yet Another Contest 8 P3 - Herobrine	12 / 12
Yet Another Contest 8 P5 - Hidden Tree	15 / 20
Yet Another Contest 9 P1 - Permutation Cutting	5 / 5
Yet Another Contest 9 P2 - Nim	7 / 7
Yet Another Contest 9 P3 - Divide and Delete	10 / 10