User jathan_yao

Points breakdown

100 / 100

AC | JAVA

DMOPC '21 Contest 10 P5 - Number Theory

on Jan. 18, 2023, 11:18 p.m.

20pp

weighted 100% (20pp)

17 / 17

AC | JAVA

XOR Minimum

on Aug. 20, 2023, 11:00 p.m.

17pp

weighted 95% (16pp)

140 / 140

AC | JAVA

COCI '14 Contest 6 #5 Neo

on July 2, 2023, 10:18 p.m.

17pp

weighted 90% (15pp)

100 / 100

AC | JAVA

DMPG '15 S6 - Apples to Oranges

on March 29, 2023, 9:17 p.m.

17pp

weighted 86% (15pp)

100 / 100

AC | JAVA

TLE '16 Contest 8 P4 - Delivery Service

on Feb. 20, 2023, 3:15 a.m.

17pp

weighted 81% (14pp)

17 / 17

AC | JAVA

CCC '17 S4 - Minimum Cost Flow

on Jan. 23, 2023, 12:34 a.m.

17pp

weighted 77% (13pp)

110 / 110

AC | JAVA

Lexicographically Least Substring (Hard)

on Aug. 10, 2023, 5:37 p.m.

15pp

weighted 74% (11pp)

100 / 100

AC | JAVA

CCO Preparation Test 5 P1 - City Game

on July 10, 2023, 2:13 a.m.

15pp

weighted 70% (10pp)

15 / 15

AC | JAVA

CCC '14 S4 - Tinted Glass Window

on June 11, 2023, 5:35 p.m.

15pp

weighted 66% (10.0pp)

50 / 50

AC | JAVA

CCO '15 P2 - Artskjid

on April 8, 2023, 10:32 p.m.

15pp

weighted 63% (9.5pp)

Problem	Score
CCC '00 S2 - Babbling Brooks	7 / 7
CCC '00 S4 - Golf	7 / 7
CCC '01 S3 - Strategic Bombing	7 / 7
CCC '02 S4 - Bridge Crossing	10 / 10
CCC '03 S3 - Floor Plan	7 / 7
CCC '03 S5 - Trucking Troubles	10 / 10
CCC '05 J4 - Cross Spiral	7 / 7
CCC '05 J5 - Bananas	10 / 10
CCC '05 S4 - Pyramid Message Scheme	10 / 10
CCC '06 J4 - It's tough being a teen!	7 / 7
CCC '07 J5 - Keep on Truckin'	7 / 7
CCC '07 S2 - Boxes	4 / 5
CCC '07 S3 - Friends	7 / 7
CCC '07 S5 - Bowling for Numbers	10 / 10
CCC '08 J2 - Do the Shuffle	3 / 3
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 J5 - Knight Hop	7 / 7
CCC '11 S1 - English or French?	5 / 5
CCC '12 S4 - A Coin Game	15 / 15
CCC '13 S3 - Chances of Winning	10 / 10
CCC '13 S4 - Who is Taller?	7 / 7
CCC '14 S2 - Assigning Partners	5 / 5
CCC '14 S3 - The Geneva Confection	7 / 7
CCC '14 S4 - Tinted Glass Window	15 / 15
CCC '15 S2 - Jerseys	5 / 5
CCC '15 S3 - Gates	10 / 10
CCC '15 S4 - Convex Hull	15 / 15
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 '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 '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 '19 J2 - Time to Decompress	3 / 3
CCC '19 J3 - Cold Compress	5 / 5
CCC '19 S1 - Flipper	3 / 3
CCC '19 S2 - Pretty Average Primes	5 / 5
CCC '19 S3 - Arithmetic Square	12 / 12
CCC '20 J3 - Art	3 / 3
CCC '20 J4 - Cyclic Shifts	5 / 5
CCC '20 S1 - Surmising a Sprinter's Speed	5 / 5
CCC '20 S2 - Escape Room	10 / 10
CCC '20 S3 - Searching for Strings	12 / 12
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 '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 '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
CCCHK '08 J3 - Phone book	5 / 5

Problem	Score
CCO '05 P5 - Segments	10 / 10
CCO '10 P4 - Computer Purchase Return	10 / 10
CCO '12 P2 - The Hungary Games	15 / 15
CCO '14 P1 - Troyangles	10 / 10
CCO '15 P2 - Artskjid	15 / 15
CCO '16 P4 - O Canada	10 / 10
CCO '17 P1 - Vera and Trail Building	7 / 7
CCO '18 P1 - Geese vs. Hawks	10 / 10
CCO '18 P4 - Gradient Descent	15 / 15

Problem	Score
Next Prime	5 / 5
HopScotch II	12 / 12
Longest Increasing Subsequence	10 / 10
Unique Elements	3 / 3
Single Source Shortest Path	7 / 7

Problem	Score
COCI '06 Contest 2 #5 Stol	12 / 12
COCI '06 Contest 5 #5 Ivana	15 / 15
COCI '08 Contest 2 #3 Perket	7 / 7
COCI '10 Contest 3 #5 Diferencija	12 / 12
COCI '14 Contest 6 #4 Kratki	10 / 10
COCI '14 Contest 6 #5 Neo	17 / 17
COCI '16 Contest 2 #3 Nizin	10 / 10
COCI '18 Contest 1 #3 Cipele	10 / 10
COCI '19 Contest 3 #2 Grudanje	7 / 7
COCI '20 Contest 5 #2 Po	7 / 7

Problem	Score
DMOPC '13 Contest 3 P5 - A Romantic Dinner	10 / 10
DMOPC '14 Contest 2 P4 - Deforestation	5 / 5
DMOPC '14 Contest 3 P4 - Not Enough Testers!	10 / 10
DMOPC '14 Contest 3 P6 - Not Enough Time!	10 / 10
DMOPC '14 Contest 4 P6 - Save Nagato!	10 / 10
DMOPC '15 Contest 1 P5 - Lelei and Dragon Scales	10 / 10
DMOPC '15 Contest 2 P4 - Personal Assistant	12 / 12
DMOPC '15 Contest 6 P4 - Line Graph	10 / 10
DMOPC '15 Contest 6 P5 - A Classic Problem	10 / 10
DMOPC '16 Contest 4 P5 - Migrant Mascot	10 / 10
DMOPC '17 Contest 1 P1 - Fujō Neko	5 / 5
DMOPC '17 Contest 1 P4 - Quests	12 / 12
DMOPC '17 Contest 2 P3 - Bad Bunnies	10 / 10
DMOPC '17 Contest 4 P3 - Third Place	1.400 / 7
DMOPC '18 Contest 1 P2 - Sorting	5 / 5
DMOPC '18 Contest 3 P2 - Bob and French Class	7 / 7
DMOPC '18 Contest 6 P3 - Wish Upon a Star	10 / 10
DMOPC '19 Contest 7 P3 - Tree Pruning	12 / 12
DMOPC '21 Contest 10 P5 - Number Theory	20 / 20
DMOPC '21 Contest 2 P2 - Scrambling Swaps	7 / 7
DMOPC '21 Contest 6 P2 - Gacha Luck	7 / 7
DMOPC '21 Contest 6 P3 - An Art Problem	10 / 10
DMOPC '22 Contest 1 P2 - Hat Swap	10 / 10
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 P2 - Absolutely Even	2.100 / 7
DMPG '15 S5 - Black and White	12 / 12
DMPG '15 S6 - Apples to Oranges	17 / 17
DMPG '16 S5 - Pizza Bag	12 / 12
DMPG '17 S2 - Anime Conventions	10 / 10

User jathan_yao

Points breakdown

AAC (3 points)

ACC (7 points)

CCC (531 points)

CCO (102 points)

Classics (37 points)

COCI (107 points)

Data Structure Tests (10 points)

DMOPC (293.500 points)

DWITE (17 points)

ECOO (39 points)

FHC (30 points)

GFSSOC (27 points)

ICPC (10 points)

IOI (10 points)

Mock CCC (24 points)

Mock CCO (30 points)

MWC (14 points)

SAC Coding Challenge (5 points)

Seasonal (80.400 points)

TLE (37 points)

Uncategorized (419.050 points)

VM7WC (81 points)

WAC (7.600 points)

Waterloo Local (10 points)

Woburn Challenge (25 points)

YAC (8 points)

Problem	Score
DWITE '09 R1 #5 - Running In Circles	7 / 7
DWITE '10 R3 #3 - Dominos Tiling	10 / 10

Problem	Score
ECOO '15 R1 P1 - When You Eat Your Smarties	5 / 5
ECOO '15 R2 P3 - Lucas' Other Tower	10 / 10
ECOO '16 R1 P3 - Railway Sort	7 / 7
ECOO '17 R3 P2 - Family Trees	7 / 7
ECOO '19 R1 P1 - Free Shirts	5 / 5
ECOO '20 P2 - Online Shopping	5 / 5

Problem	Score
Facebook Hacker Cup '15 Round 1 P1 - Homework	10 / 10
Facebook Hacker Cup '15 Round 1 P2 - Autocomplete	10 / 10
Facebook Hacker Cup '15 Round 2 P1 - Lazy Sort	10 / 10

Problem	Score
GFSSOC '15 Fall J5 - Nightmare-a-thon	10 / 10
GFSSOC '15 Winter S1 - OR-deal	5 / 5
GFSSOC '15 Winter S4 - Starry Nights	12 / 12

Problem	Score
Mock CCC '22 Contest 1 J4 - Snowball Fight	5 / 5
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 J3 - Pairing Gifts	5 / 5
Mock CCC '23 Contest 1 J4 - String Decryption	1 / 5
Mock CCC '14 S3 - Spreadsheet Sorting	7 / 7

Problem	Score
CCO Preparation Test 5 P1 - City Game	15 / 15
Mock CCO '18 Contest 4 Problem 3 - Counterattack	15 / 15

Problem	Score
MWC '15 #1 P5: Love Guru	7 / 7
MWC '15 #4 P4: Dealing with Knots	7 / 7

Problem	Score
Back To School '17: Wet Mud	10 / 10
Back To School '18: Letter Frequency	7 / 7
Canada Day Contest 2021 - Bob and Canada	7 / 7
Death Gun	7 / 7
MEC '16 P3 - Getting Good at Programming	10 / 10
MNYC '17: Hurontario	10 / 10
Triway Cup '18 Summer B - Beautiful Water Pearl	7 / 7
Too Simple	7 / 7
Is it a Tree?	7 / 7
Valentine's Day '15 P2 - Simon and Marcy	7 / 7
New Year's '17 P1 - Mr. N and Presents	1.400 / 7

Problem	Score
TLE '16 Contest 6 (Mock CCC) S1 - Writing the CCC	5 / 5
TLE '16 Contest 6 (Mock CCC) S3 - Hyper Fax	15 / 15
TLE '16 Contest 8 P4 - Delivery Service	17 / 17

Problem	Score
2spooky4me	7 / 7
A Noisy Class	7 / 7
A Plus B	3 / 3
Palindromic Integer Partition	5 / 5
Big Deposits	7 / 7
Lexicographically Least Substring (Hard)	15 / 15
BPC 1 J3 - Group Project	5 / 5
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
Checkerboard Summation (Easy)	12 / 12
Cheerio Contest 3 P1 - Wet Floor	5 / 5
Cheerio Contest 3 P2 - Double-O-Seven	5 / 5
CPC '21 Contest 1 P4 - AQT and Directed Graph	12 / 12
Maximum Sum	7 / 7
A Game	10 / 10
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 K - Stones	10 / 10
Educational DP Contest AtCoder L - Deque	10 / 10
Educational DP Contest AtCoder N - Slimes	12 / 12
Educational DP Contest AtCoder O - Matching	12 / 12
Evan's Cube	12 / 12
Exam Prep	1.050 / 7
Good Sets	10 / 10
Graph Contest 3 P1 - Travelling Salesmen	7 / 7
Hardcore Grinding	5 / 5
Word Scrambler	5 / 5
Knapsack 3	10 / 10
A Math Contest P3 - LIS Reconstruction	7 / 7
OCC '19 S2 - Rimuru's Number Game	5 / 5
The Odd Number	7 / 7
Pick It	15 / 15
Postfix Notation	7 / 7
Prime Factorization	5 / 5
VMSS Pre-Windsor P7 - Going Back to the Definitions	7 / 7
The Cosmic Era P2 - Uneven Sand	5 / 5
The Cosmic Era P3 - Battle Positions	7 / 7
Sleigh Ride	10 / 10
SMAC 08/09 (Oct) #3 - Jumpscotch	12 / 12
Coding Spree	7 / 7
THICC '17 P6 - Tunnels	15 / 15
TSS Club Fair 2017 Problem B	7 / 7
UTS Open '18 P3 - Restaurants	7 / 7
Valentine's Day '19 J3 - Love!	7 / 7
XOR Minimum	17 / 17
XOR Sum	10 / 10

Problem	Score
VM7WC '15 #2 Silver - 4 Nations, 1 Secret	10 / 10
VM7WC '15 #2 Gold - Uniting the Earth Empire	12 / 12
VM7WC '16 #2 Gold - GGG	15 / 15
VM7WC '16 #3 Silver - Can Shahir even get there?!	5 / 5
VM7WC '16 #3 Gold - Hello, Officer.	10 / 10
VM7WC '16 #4 Silver - Tests or Test Cases?	5 / 5
VM7WC '16 #4 Gold - Restoring Reputation	10 / 10
VM7WC '16 #5 Gold - Jayden Studies Trees	7 / 7
VM7WC '16 #5 Silver - Jayden Eats Chocolate	7 / 7

Problem	Score
Wesley's Anger Contest Reject 4 - GPS	3 / 10
Wesley's Anger Contest Reject 2 - 🥕suba	3 / 3
Wesley's Anger Contest Reject 5 - Two Permutations	1.600 / 5

Problem	Score
WC '07 P3 - Strategy Meeting	10 / 10
WC '15 Finals S2 - Hydration	10 / 10
WC '96 P6 - Bases Multiplication	5 / 5

Problem	Score
Yet Another Contest 7 P1 - Page Turning	5 / 5
Yet Another Contest 7 P2 - Coprime Grid	3 / 10