User jzhu19

Points breakdown

100 / 100

AC | PYPY3

Comparing Arrays

on Sept. 15, 2023, 6:30 p.m.

15pp

weighted 100% (15pp)

100 / 100

AC | JAVA8

CCC '05 S5 - Pinball Ranking

on Sept. 17, 2023, 1:34 a.m.

12pp

weighted 95% (11pp)

100 / 100

AC | PY3

DMOPC '14 Contest 2 P6 - Selective Cutting

on Aug. 6, 2023, 3:56 p.m.

12pp

weighted 90% (11pp)

100 / 100

AC | PY3

DMOPC '19 Contest 3 P3 - Majority

on July 30, 2023, 4:40 p.m.

12pp

weighted 86% (10pp)

100 / 100

AC | PY3

ECOO '18 R2 P3 - Factorial

on July 23, 2023, 2:14 a.m.

12pp

weighted 81% (9.8pp)

15 / 15

AC | PYPY3

CCC '21 S4 - Daily Commute

on July 19, 2023, 8:29 p.m.

12pp

weighted 77% (9.3pp)

100 / 100

AC | PY3

An Animal Contest 1 P6 - Alpaca Distancing

on July 15, 2023, 11:25 p.m.

12pp

weighted 74% (8.8pp)

100 / 100

AC | PYPY3

Dynamic Range Minimum Test

on Aug. 10, 2022, 9:38 p.m.

12pp

weighted 70% (8.4pp)

20 / 20

AC | PYPY3

CCC '20 S3 - Searching for Strings

on June 22, 2022, 12:33 a.m.

12pp

weighted 66% (8.0pp)

100 / 100

AC | PY3

Singularity Cup P2 - Reverse Substring Partitioning

on Nov. 5, 2023, 11:45 p.m.

10pp

weighted 63% (6.3pp)

Problem	Score
An Animal Contest 1 P1 - Alpaca Shapes	3 / 3
An Animal Contest 1 P2 - Alpaca Racing	5 / 5
An Animal Contest 1 P3 - Happy Alpacas	7 / 7
An Animal Contest 1 P4 - Alpaca Arrays	10 / 10
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 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 5 P1 - Bamboo Cookies	3 / 3
An Animal Contest 5 P2 - Permutations & Products	5 / 5
An Animal Contest 5 P2 (Hard Version) - Permutations & Primes	10 / 10
An Animal Contest 6 P1 - Workout Routine	5 / 5
An Animal Contest 6 P2 - G-Pop	3.500 / 7
An Animal Contest 7 P1 - Squirrnect 4	3 / 3

Problem	Score
Another Contest 5 Problem 1 - Goat Fence	3 / 3
Another Contest 9 Problem 1 - Black Room Boy	3 / 3

Problem	Score
Baltic OI '07 P3 - Sound	5.385 / 10
Baltic OI '11 P2 - Ice Cream	5 / 5

Problem	Score
CCC '00 S1 - Slot Machines	5 / 5
CCC '00 S2 - Babbling Brooks	7 / 7
CCC '00 S3 - Surfing	7 / 7
CCC '00 S4 - Golf	7 / 7
CCC '00 S5 - Sheep and Coyotes	5 / 10
CCC '01 J2 - Mod Inverse	3 / 3
CCC '01 S1 - Keeping Score	5 / 5
CCC '01 S2 - Spirals	5 / 5
CCC '01 S3 - Strategic Bombing	7 / 7
CCC '01 S4 - Cookies	10 / 10
CCC '02 J2 - AmeriCanadian	3 / 3
CCC '02 S1 - The Students' Council Breakfast	5 / 5
CCC '02 S2 - Fraction Action	5 / 5
CCC '02 S4 - Bridge Crossing	10 / 10
CCC '03 S1 - Snakes and Ladders	5 / 5
CCC '03 S2 - Poetry	5 / 5
CCC '03 S3 - Floor Plan	7 / 7
CCC '03 S4 - Substrings	7.500 / 15
CCC '03 S5 - Trucking Troubles	10 / 10
CCC '04 J1 - Squares	3 / 3
CCC '04 J3 - Smile with Similes	3 / 3
CCC '04 S1 - Fix	5 / 5
CCC '04 S2 - TopYodeller	5 / 5
CCC '04 S3 - Spreadsheet	10 / 10
CCC '05 J2 - RSA Numbers	3 / 3
CCC '05 J5 - Bananas	10 / 10
CCC '05 S1 - Snow Calls	5 / 5
CCC '05 S2 - Mouse Move	5 / 5
CCC '05 S5 - Pinball Ranking	12 / 12
CCC '06 S1 - Maternity	5 / 5
CCC '07 J5 - Keep on Truckin'	7 / 7
CCC '07 S1 - Federal Voting Age	3 / 3
CCC '07 S2 - Boxes	5 / 5
CCC '08 S1 - It's Cold Here!	5 / 5
CCC '08 S2 - Pennies in the Ring	5 / 5
CCC '08 S3 - Maze	7 / 7
CCC '09 S1 - Cool Numbers	5 / 5
CCC '09 S2 - Lights Going On and Off	10 / 10
CCC '09 S4 - Shop and Ship	10 / 10
CCC '10 J5 - Knight Hop	7 / 7
CCC '10 S1 - Computer Purchase	5 / 5
CCC '10 S2 - Huffman Encoding	5 / 5
CCC '11 J3 - Sumac Sequences	5 / 5
CCC '11 S1 - English or French?	5 / 5
CCC '11 S2 - Multiple Choice	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 '13 S1 - From 1987 to 2013	5 / 5
CCC '13 S2 - Bridge Transport	5 / 5
CCC '13 S3 - Chances of Winning	10 / 10
CCC '13 S4 - Who is Taller?	7 / 7
CCC '14 J2 - Vote Count	3 / 3
CCC '14 S1 - Party Invitation	5 / 5
CCC '14 S2 - Assigning Partners	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 '16 S1 - Ragaman	3 / 3
CCC '16 S2 - Tandem Bicycle	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 '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	8 / 12
CCC '19 J5 - Rule of Three	10 / 20
CCC '19 S1 - Flipper	3 / 3
CCC '19 S2 - Pretty Average Primes	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 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 J5 - Square Pool	5.333 / 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 J2 - Chili Peppers	3 / 3
CCC '23 J5 - CCC Word Hunt	4 / 10
CCC '23 S1 - Trianglane	5 / 5
CCC '23 S2 - Symmetric Mountains	7 / 7
CCC '23 S3 - Palindromic Poster	2.667 / 10
CCC '96 S1 - Deficient, Perfect, and Abundant	5 / 5
CCC '97 S1 - Sentences	5 / 5
CCC '97 S2 - Nasty Numbers	5 / 5
CCC '98 S1 - Censor	5 / 5
CCC '98 S2 - Cross Number Puzzle	5 / 5
CCC '99 S1 - Card Game	5 / 5
CCCHK '15 J4 - Where to build my house?	5 / 5
CCCHK '15 S1 - Finding number of pairs	7 / 7

Problem	Score
Sorting	3 / 3
Next Prime	5 / 5
Longest Common Subsequence	7 / 7
Modular Multiplicative Inverse	7 / 7

User jzhu19

Points breakdown

AAC (106.500 points)

ACC (6 points)

Baltic OI (10.385 points)

BlueBook (3 points)

CCC (578.500 points)

CCO (7 points)

Classics (22 points)

COCI (57 points)

Data Structure Tests (10 points)

DMOPC (197 points)

DWITE (10 points)

ECOO (26.750 points)

EGOI (7 points)

IOI (7 points)

Mock CCC (28.867 points)

MWC (10 points)

SAC Coding Challenge (7 points)

Seasonal (19.750 points)

Uncategorized (252.750 points)

WAC (10 points)

Woburn Challenge (5 points)

YAC (36.400 points)

Problem	Score
COCI '06 Contest 6 #2 Magija	5 / 5
COCI '08 Contest 2 #3 Perket	7 / 7
COCI '09 Contest 4 #2 Planina	5 / 5
COCI '09 Contest 5 #2 Cudoviste	5 / 5
COCI '11 Contest 2 #1 Najboljih 5	5 / 5
COCI '13 Contest 5 #3 Eksplozjia	5 / 10
COCI '16 Contest 4 #2 Kartomat	5 / 5
COCI '17 Contest 1 #3 Lozinke	5 / 5
COCI '21 Contest 2 #2 Kutije	10 / 10
COCI '21 Contest 4 #1 Autići	5 / 5

Problem	Score
DMOPC '13 Contest 1 P4 - AFK	7 / 7
DMOPC '13 Contest 3 P1 - Sharing is Caring	5 / 5
DMOPC '14 Contest 1 P1 - Median Mark	5 / 5
DMOPC '14 Contest 1 P2 - Tiles	3 / 3
DMOPC '14 Contest 1 P3 - New Students	3 / 3
DMOPC '14 Contest 2 P6 - Selective Cutting	12 / 12
DMOPC '14 Exam Time P2 - Physics Duel	5 / 5
DMOPC '15 Contest 2 P1 - Grumpy Dwarf	3 / 3
DMOPC '15 Contest 7 P1 - Kemonomimi Competition	7 / 7
DMOPC '16 Contest 1 P5 - Blood Tubes	2.400 / 12
DMOPC '16 Contest 2 P2 - Ebola Outbreak	7 / 7
DMOPC '16 Contest 2 P4 - Zeros	7 / 7
DMOPC '16 Contest 3 P3 - Phantom Fight	3 / 10
DMOPC '17 Contest 5 P3 - Mimi and Primes	7 / 7
DMOPC '18 Contest 5 P3 - A Familiar Problem	7 / 7
DMOPC '19 Contest 1 P1 - Test Scores	5 / 5
DMOPC '19 Contest 1 P2 - Good Writing	7 / 7
DMOPC '19 Contest 3 P1 - Mode Finding	5 / 5
DMOPC '19 Contest 3 P3 - Majority	12 / 12
DMOPC '20 Contest 4 P1 - Missing Numbers	5 / 5
DMOPC '20 Contest 7 P1 - Bob and Balance	7 / 7
DMOPC '21 Contest 10 P1 - Japaneasy	5 / 5
DMOPC '21 Contest 10 P2 - Cycle Sort	7 / 7
DMOPC '21 Contest 1 P1 - Partial Game	5 / 5
DMOPC '21 Contest 2 P1 - Bosses	7 / 7
DMOPC '21 Contest 2 P2 - Scrambling Swaps	7 / 7
DMOPC '21 Contest 3 P1 - Sums & Differences	7 / 7
DMOPC '21 Contest 7 P1 - Chika Grids	3 / 5
DMOPC '22 Contest 1 P1 - Up-down Sequence	1 / 5
DMOPC '22 Contest 2 P1 - DMOPC Crisis	1 / 5
DMOPC '22 Contest 2 P2 - Line Trace	7 / 7
DMOPC '22 Contest 3 P1 - Holiday Colouring	5 / 5
DMOPC '22 Contest 3 P2 - New Components	10 / 10
DMOPC '22 Contest 4 P1 - Alone Time	0.500 / 5
DMOPC '22 Contest 5 P1 - Triple Triplets	5 / 5
DMOPC '22 Contest 5 P2 - Absolutely Even	2.100 / 7

Problem	Score
DWITE '07 R2 #1 - Not Quite Prime	5 / 5
DWITE '07 R4 #2 - And the winner is...	5 / 5

Problem	Score
ECOO '12 R2 P2 - Password Strength	4.750 / 5
ECOO '15 R1 P4 - Neanderthal Numbers	10 / 10
ECOO '18 R2 P3 - Factorial	12 / 12

Problem	Score
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	5 / 5
Mock CCC '23 Contest 1 J5 - Calculus Problem	2.400 / 12
Mock CCC '15 J2 - Lowest Exam Mark	2 / 5
Mock CCC '23 1 S4 - Roger Says Yabe	5 / 15
Mock CCC '23 2 S1 - Composite Fibonacci Numbers	3 / 3
Riolku's Mock CCC S2 - Keen Keener Sequence	0.467 / 7

Problem	Score
MWC '15 #5 P1: Stats	5 / 5
MWC '15 #7 P2: Thief in the Night	5 / 5

Problem	Score
Canada Day Contest 2021 - Bob and Canada	1.750 / 7
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
MNYC '17: Hurontario	10 / 10

Problem	Score
Triple Fat Ladies	5 / 5
Appleby Contest '19 P3 - A Recursion Problem	5 / 5
Another Sorting	5 / 5
Another Random Contest 1 P2 - Two Sequences	7 / 7
List Minimum	3 / 3
List Minimum (Easy)	3 / 3
String Finding	5 / 5
BSSPC '22 P1 - Bubble Tea Tracker	3 / 3
Coin Change	7 / 7
Cheerio Contest 1 J1 - Pronounceable Words	3 / 3
Cheerio Contest 3 P1 - Wet Floor	5 / 5
Cheerio Contest 3 P2 - Double-O-Seven	5 / 5
3n+1	3 / 3
Comparing Arrays	15 / 15
CPC '21 Contest 1 P0 - AQT and Alphabet	3 / 3
CPC '21 Contest 1 P2 - AQT and Multiset	7 / 7
CPC '21 Contest 1 P4 - AQT and Directed Graph	1.200 / 12
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
Exam Prep	7 / 7
Fast Factorial Calculator	7 / 7
Geography Class	5 / 5
Graph Contest 2 P1 - Connected Components	7 / 7
A Greedy Problem	5 / 5
HCI '16 - Foodie	7 / 7
Hello, World!	3 / 3
MALD Contest 1 P2 - Scratch Cat and Examinations	5 / 5
Prime Factorization	5 / 5
Primes	3 / 3
Primes 2	3.750 / 15
Spring Coding Bowl '22 P2 - Chicken Strips	5 / 5
Singularity Cup P1 - Maximum Permutation Product	5 / 5
Singularity Cup P2 - Reverse Substring Partitioning	10 / 10
The Cosmic Era P2 - Uneven Sand	5 / 5
The Cosmic Era P3 - Battle Positions	7 / 7
Dynamic Range Minimum Test	12 / 12
SMAC 08/09 (Oct) #3 - Jumpscotch	4.800 / 12
The DMOJ Driveway	5 / 5
A Subarray Problem	7 / 7
Valentine's Day '19 S2 - Ctudor's Cute Cacti	7 / 7

Problem	Score
Wesley's Anger Contest 3 Problem 1 - Snow Day Predictor	3 / 3
Wesley's Anger Contest 4 Problem 2 - Squirrel Election	7 / 7

Problem	Score
Yet Another Contest 1 P1 - Mixed Doubles	7 / 7
Yet Another Contest 4 P1 - Snap	5 / 5
Yet Another Contest 4 P2 - Alchemy 2	7 / 7
Yet Another Contest 4 P3 - Canadian Cactus Competition	2.400 / 12
Yet Another Contest 7 P1 - Page Turning	5 / 5
Yet Another Contest 7 P2 - Coprime Grid	10 / 10