User AustinJiang

Points breakdown

25 / 25

AC | C++20

CCO '19 P3 - Winter Driving

on May 27, 2024, 12:07 a.m.

30pp

weighted 100% (30pp)

25 / 25

AC | C++20

CCO '21 P4 - Travelling Merchant

on Sept. 12, 2022, 2:44 a.m.

25pp

weighted 95% (24pp)

100 / 100

AC | C++17

NOI '21 P1 - Light Heavy Edges

on Oct. 10, 2021, 9:31 p.m.

25pp

weighted 90% (23pp)

6 / 7

TLE | C++20

APIO '23 P2 - Sequence

on June 23, 2023, 12:25 a.m.

21pp

weighted 86% (18pp)

25 / 25

AC | C++20

CCO '17 P5 - Professional Network

on May 18, 2024, 10:15 p.m.

20pp

weighted 81% (16pp)

15 / 15

AC | C++20

Mock CCC '24 Contest 1 S5 - Mock CCC 2025

on Jan. 21, 2024, 9:59 p.m.

20pp

weighted 77% (15pp)

100 / 100

AC | C++20

HHPC1 P6 - Yarn Street's Strategic Shopping

on Nov. 19, 2023, 8:59 a.m.

20pp

weighted 74% (15pp)

25 / 25

AC | C++20

CCO '14 P5 - Early Exam Evacuation

on Oct. 11, 2023, 7:32 a.m.

20pp

weighted 70% (14pp)

100 / 100

AC | C++20

CEOI '17 P4 - Building Bridges

on March 9, 2023, 8:25 a.m.

20pp

weighted 66% (13pp)

150 / 150

AC | C++20

CCC '14 S5 - Lazy Fox

on Jan. 27, 2023, 10:39 a.m.

20pp

weighted 63% (13pp)

Problem	Category	Points
HHPC1 P1 - Yielding the Longest Substring	Uncategorized	5
HHPC1 P2 - Yuniformity Challenge	Uncategorized	10p
HHPC1 P3 - Yonder Ridge	Uncategorized	12p
HHPC1 P4 - Yet Another A+B Problem	Uncategorized	10p
HHPC1 P5 - Yunity Grouping Objects	Uncategorized	17p
HHPC1 P6 - Yarn Street's Strategic Shopping	Uncategorized	20p
SGS Programming Challenge P4 - Toy in Psychology Class	Uncategorized	17p

Problem	Score
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

Problem	Score
CCC '00 J2 - 9966	3 / 3
CCC '07 J3 - Deal or No Deal Calculator	3 / 3
CCC '08 S5 - Nukit	1.875 / 10
CCC '10 J4 - Global Warming	1 / 5
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	12.500 / 20
CCC '11 J1 - Which Alien?	3 / 3
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 S3 - Alice Through the Looking Glass	10 / 10
CCC '11 S4 - Blood Distribution	15 / 15
CCC '11 S5 - Switch	4.800 / 12
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 J4 - Time on task	5 / 5
CCC '13 S1 - From 1987 to 2013	5 / 5
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 S5 - Lazy Fox	20 / 20
CCC '15 J1 - Special Day	3 / 3
CCC '15 J2 - Happy or Sad	3 / 3
CCC '15 J5 - π-day	2.667 / 10
CCC '15 S3 - Gates	10 / 10
CCC '15 S4 - Convex Hull	15 / 15
CCC '17 S1 - Sum Game	3 / 3
CCC '17 S5 - RMT	20 / 20
CCC '18 J1 - Telemarketer or not?	3 / 3
CCC '19 J5 - Rule of Three	9.300 / 20
CCC '19 S1 - Flipper	3 / 3
CCC '19 S2 - Pretty Average Primes	5 / 5
CCC '19 S3 - Arithmetic Square	6.750 / 12
CCC '19 S4 - Tourism	20 / 20
CCC '20 S1 - Surmising a Sprinter's Speed	5 / 5
CCC '20 S2 - Escape Room	8.700 / 10
CCC '21 S3 - Lunch Concert	10 / 10
CCC '21 S4 - Daily Commute	5.600 / 12
CCC '22 S3 - Good Samples	10 / 10
CCC '22 S4 - Good Triplets	15 / 15
CCC '23 S3 - Palindromic Poster	1.333 / 10
CCC '23 S4 - Minimum Cost Roads	15 / 15
CCC '24 S3 - Swipe	10 / 10

Problem	Score
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 '14 P5 - Early Exam Evacuation	20 / 20
CCO '15 P1 - Hungry Fox	15 / 15
CCO '15 P2 - Artskjid	15 / 15
CCO '15 P4 - Cars on Ice	7 / 10
CCO '16 P5 - Zombie Apocalypse	15 / 15
CCO '17 P3 - Vera and Modern Art	6 / 30
CCO '17 P5 - Professional Network	20 / 20
CCO '19 P3 - Winter Driving	30 / 30
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 '23 P4 - Flip it and Stick it	17 / 17

Problem	Score
DMOPC '20 Contest 7 P4 - Mimi and Carrots II	17 / 17
DMOPC '21 Contest 8 P1 - Peanut Planning	7 / 7
DMOPC '22 Contest 1 P1 - Up-down Sequence	5 / 5
DMOPC '22 Contest 1 P2 - Hat Swap	10 / 10
DMOPC '22 Contest 1 P4 - Card Game	12 / 12
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

User AustinJiang

Points breakdown

Authored problems (7)

AAC (22 points)

ACC (3 points)

APIO (21.429 points)

CCC (404.525 points)

CCO (319 points)

CEOI (20 points)

China NOI (25 points)

DMOPC (80 points)

IOI (17.250 points)

Mock CCC (91.700 points)

Olympiads School (137.500 points)

Seasonal (15 points)

Uncategorized (234 points)

YAC (138.450 points)

Problem	Score
IOI '15 P4 - Horses (Standard I/O)	15 / 15
IOI '23 P1 - Closing Time	2.250 / 25

Problem	Score
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 S5 - Mock CCC 2025	20 / 20
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	10 / 10
Mock CCC '23 1 S4 - Roger Says Yabe	15 / 15
Mock CCC '23 1 S5 - The Obligatory Data Structures Problem	11.700 / 25
Mock CCC '23 2 S1 - Composite Fibonacci Numbers	3 / 3

Problem	Score
Bob's Function	17 / 17
Dan's Monkeys	10 / 20
Bob's Kingdom	12 / 12
Circular Knapsack Problem	10 / 25
Three Subarrays	6 / 20
Circular Swap	7.500 / 25
The Extra Node	8.500 / 17
Adjacent Pairs	15 / 15
Infinity Card Decks	15 / 15
City Travel	7.500 / 15
Three Colors	12 / 12
Three Nodes	17 / 17

Problem	Score
A New Country	4 / 25
BSSPC '21 J6 - Lakshy and Orz Trees	12 / 12
Capture The Flag	5 / 5
Hello, World!	3 / 3
HHPC1 P1 - Yielding the Longest Substring	5 / 5
HHPC1 P2 - Yuniformity Challenge	10 / 10
HHPC1 P3 - Yonder Ridge	12 / 12
HHPC1 P4 - Yet Another A+B Problem	10 / 10
HHPC1 P5 - Yunity Grouping Objects	17 / 17
HHPC1 P6 - Yarn Street's Strategic Shopping	20 / 20
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
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
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
The Contest Contest 1 P1 - A Typical Codeforces Problem	5 / 5
The Contest Contest 1 P2 - A Typical CCC Senior Problem	10 / 10

Problem	Score
Yet Another Contest 2 P1 - Betting	5 / 5
Yet Another Contest 2 P2 - Secret Sequence	2.100 / 7
Yet Another Contest 2 P3 - Maximum Damage	10 / 10
Yet Another Contest 2 P4 - No More Arithmetic	15 / 15
Yet Another Contest 2 P6 - Travel Budget	20 / 20
Yet Another Contest 4 P1 - Snap	5 / 5
Yet Another Contest 5 P1 - Number Pyramid	7 / 7
Yet Another Contest 5 P2 - Big Score	3 / 10
Yet Another Contest 7 P1 - Page Turning	5 / 5
Yet Another Contest 7 P2 - Coprime Grid	10 / 10
Yet Another Contest 7 P3 - No More Math Homework	12 / 12
Yet Another Contest 7 P4 - Paparazzi	3.400 / 17
Yet Another Contest 7 P5 - Egg Dropping	6.750 / 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	7.200 / 12
Yet Another Contest 8 P4 - Fluke 2	15 / 15