User carolzhang

Points breakdown

15 / 15

AC | C++14

CCC '23 S5 - The Filter

on April 9, 2025, 5:26 a.m.

20pp

weighted 100% (20pp)

17 / 17

AC | C++14

CCC '17 S4 - Minimum Cost Flow

on April 9, 2025, 8:13 a.m.

17pp

weighted 95% (16pp)

10 / 10

AC | C++14

WC '99 Suicidal P6 - Wedding Juicer

on Feb. 13, 2026, 2:22 a.m.

15pp

weighted 90% (14pp)

30 / 30

AC | C++14

CCC '10 S4 - Animal Farm

on Jan. 31, 2026, 6:13 a.m.

15pp

weighted 86% (13pp)

25 / 25

AC | C++14

CCO '12 P2 - The Hungary Games

on Jan. 30, 2026, 3:11 a.m.

15pp

weighted 81% (12pp)

15 / 15

AC | C++14

CCC '14 S4 - Tinted Glass Window

on Jan. 28, 2026, 6:30 a.m.

15pp

weighted 77% (12pp)

15 / 15

AC | C++14

CCC '15 S4 - Convex Hull

on Jan. 25, 2026, 4:13 a.m.

15pp

weighted 74% (11pp)

15 / 15

AC | C++14

CCC '12 S4 - A Coin Game

on Jan. 23, 2026, 11:37 p.m.

15pp

weighted 70% (10pp)

100 / 100

AC | C++14

New Year's '15 P4 - Leftover Eggnog

on April 10, 2025, 3:48 p.m.

15pp

weighted 66% (10.0pp)

15 / 15

AC | C++14

CCC '22 S4 - Good Triplets

on April 9, 2025, 5:52 a.m.

15pp

weighted 63% (9.5pp)

Problem	Score
An Animal Contest 1 P1 - Alpaca Shapes	3 / 3
An Animal Contest 6 P2 - G-Pop	3.500 / 7
An Animal Contest 7 P2 - Squirrel Structures	3.500 / 7

Problem	Score
Another Contest 3 Problem 1 - Diverse Arrays	7 / 7
Another Contest 7 Problem 3 - Network Connections	10 / 10

Problem	Score
CCC '00 J2 - 9966	3 / 3
CCC '00 S2 - Babbling Brooks	7 / 7
CCC '00 S4 - Golf	7 / 7
CCC '02 S4 - Bridge Crossing	10 / 10
CCC '03 S5 - Trucking Troubles	10 / 10
CCC '04 S1 - Fix	5 / 5
CCC '04 S5 - Super Plumber	10 / 10
CCC '05 S1 - Snow Calls	5 / 5
CCC '05 S4 - Pyramid Message Scheme	10 / 10
CCC '06 J3 - Cell-Phone Messaging	3 / 3
CCC '06 J4 - It's tough being a teen!	7 / 7
CCC '06 S1 - Maternity	5 / 5
CCC '06 S2 - Attack of the CipherTexts	5 / 5
CCC '07 J1 - Who is in the Middle?	3 / 3
CCC '07 J5 - Keep on Truckin'	7 / 7
CCC '07 S1 - Federal Voting Age	3 / 3
CCC '07 S2 - Boxes	5 / 5
CCC '07 S3 - Friends	7 / 7
CCC '07 S4 - Waterpark	7 / 7
CCC '07 S5 - Bowling for Numbers	10 / 10
CCC '08 J1 - Body Mass Index	0.938 / 3
CCC '08 S1 - It's Cold Here!	5 / 5
CCC '09 J3 - Good Times	3.750 / 5
CCC '09 S1 - Cool Numbers	5 / 5
CCC '09 S2 - Lights Going On and Off	6 / 10
CCC '09 S4 - Shop and Ship	10 / 10
CCC '10 J1 - What is n, Daddy?	3 / 3
CCC '10 J2 - Up and Down	5 / 5
CCC '10 J3 - Punchy	5 / 5
CCC '10 J4 - Global Warming	5 / 5
CCC '10 J5 - Knight Hop	7 / 7
CCC '10 S4 - Animal Farm	15 / 15
CCC '11 J3 - Sumac Sequences	5 / 5
CCC '11 S2 - Multiple Choice	3 / 3
CCC '11 S4 - Blood Distribution	7.500 / 15
CCC '11 S5 - Switch	8.800 / 12
CCC '12 J3 - Icon Scaling	3 / 3
CCC '12 J4 - Big Bang Secrets	3 / 3
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 '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 '15 J2 - Happy or Sad	3 / 3
CCC '15 S2 - Jerseys	5 / 5
CCC '15 S4 - Convex Hull	15 / 15
CCC '16 J1 - Tournament Selection	3 / 3
CCC '16 J3 - Hidden Palindrome	5 / 5
CCC '16 J4 - Arrival Time	5 / 5
CCC '16 S2 - Tandem Bicycle	5 / 5
CCC '16 S3 - Phonomenal Reviews	12 / 12
CCC '17 J1 - Quadrant Selection	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	2.667 / 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 S1 - Voronoi Villages	3 / 3
CCC '18 S2 - Sunflowers	5 / 5
CCC '18 S3 - RoboThieves	6.700 / 10
CCC '18 S4 - Balanced Trees	9 / 15
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 J2 - Epidemiology	3 / 3
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	4.200 / 12
CCC '20 S4 - Swapping Seats	12 / 12
CCC '21 J3 - Secret Instructions	5 / 5
CCC '21 J4 - Arranging Books	0.467 / 7
CCC '21 S1 - Crazy Fencing	5 / 5
CCC '21 S2 - Modern Art	7 / 7
CCC '21 S3 - Lunch Concert	10 / 10
CCC '21 S5 - Math Homework	6.562 / 15
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 '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	20 / 20
CCC '24 J4 - Troublesome Keys	7 / 7
CCC '24 J5 - Harvest Waterloo	7 / 7
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 J1 - Roller Coaster Ride	3 / 3
CCC '25 J2 - Donut Shop	3 / 3
CCC '25 J5 - Connecting Territories	7 / 7
CCC '25 S1 - Positioning Peter's Paintings	3 / 3
CCC '25 S2 - Cryptogram Cracking Club	7 / 7
CCC '25 S3 - Pretty Pens	3.333 / 10
CCC '25 S4 - Floor is Lava	12 / 12
CCC '98 S5 - Mountain Passage	10 / 10
CCCHK '08 J3 - Phone book	5 / 5

Problem	Score
CCO '00 P1 - Subsets	10 / 10
CCO '08 P2 - King & Weber	10 / 10
CCO '10 P1 - Barking Dogs!	10 / 10
CCO '11 P4 - Reorganization	7 / 7
CCO '12 P2 - The Hungary Games	15 / 15
CCO '14 P4 - Where's That Fuel?	7 / 7
CCO '24 P1 - Treasure Hunt	10 / 10

Problem	Score
Unique Elements	3 / 3
Single Source Shortest Path	7 / 7

User carolzhang

Points breakdown

AAC (10 points)

ACC (17 points)

CCC (764.917 points)

CCO (69 points)

Classics (10 points)

COCI (50 points)

Data Structure Tests (10 points)

DMOPC (43.700 points)

DWITE (10 points)

ECOO (10 points)

EGOI (14 points)

GFSSOC (7 points)

IOI (10 points)

JOI (5 points)

Mock CCC (78.467 points)

MWC (7 points)

SAC Coding Challenge (7 points)

Seasonal (103.650 points)

TSOC (7 points)

Uncategorized (143.400 points)

VM7WC (39 points)

Woburn Challenge (76.500 points)

Problem	Score
COCI '07 Contest 6 #3 Granica	10 / 10
COCI '08 Contest 1 #2 Ptice	5 / 5
COCI '13 Contest 5 #3 Eksplozjia	10 / 10
COCI '15 Contest 4 #2 Han	1 / 10
COCI '16 Contest 2 #3 Nizin	10 / 10
COCI '17 Contest 1 #3 Lozinke Hard	7 / 7
COCI '23 Contest 4 #2 Knjige	7 / 7

Problem	Score
DMOPC '13 Contest 1 P4 - AFK	7 / 7
DMOPC '14 Contest 1 P5 - Surprise Teleport	7 / 7
DMOPC '16 Contest 2 P2 - Ebola Outbreak	7 / 7
DMOPC '16 Contest 4 P2 - Systests	0.700 / 7
DMOPC '16 Contest 4 P5 - Migrant Mascot	10 / 10
DMOPC '17 Contest 1 P3 - Hitchhiking Fun	7 / 7
DMOPC '19 Contest 5 P1 - Conspicuous Cryptic Checklist	5 / 5

Problem	Score
DWITE '07 R2 #4 - All Is Balanced	5 / 5
DWITE '08 R3 #2 - Wordcount++	5 / 5

Problem	Score
ECOO '19 R2 P1 - Email	5 / 5
ECOO '20 P2 - Online Shopping	5 / 5

Problem	Score
Mock CCC '20 Contest 1 J1 - A Rage Tree Problem	3 / 3
Mock CCC '20 Contest 1 J2 - A Simplex Problem	3 / 3
Mock CCC '20 Contest 1 J3 - A Geometry Problem	2.800 / 3
Mock CCC '20 Contest 1 J4 - A Binary Problem	5 / 5
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 J5 - New Year's Restrictions	7 / 7
Mock CCC '22 Contest 2 J1 - Opening Ceremony	3 / 3
Mock CCC '22 Contest 2 J2 - Snowboarding Championship	3 / 3
Mock CCC '22 Contest 2 J3 - Figure Skating Fun	5 / 5
Mock CCC '23 Contest 1 J2 - Healthy Schedule	3 / 3
Mock CCC '24 Contest 1 J1 - Lemon Bathtub	3 / 3
Mock CCC '14 J1 - Love Overdose	3 / 3
Mock CCC '14 J4 - Selecting Shifts	7 / 7
Mock CCC '15 J5 - Royal Guard	2.667 / 10
Mock CCC '15 S2 - Problem-setting Pandemonium	5 / 5
Mock CCC '18 Contest 1 J2 - A Substring Problem	3 / 3
Mock CCC '18 Contest 1 J3/S1 - A Math Problem	2 / 5
Mock CCC '18 Contest 1 J4/S2 - A Square Problem	5 / 5
Mock CCC '18 Contest 5 J5/S3 - Directed Graph Connectivity	7 / 7

Problem	Score
SAC '22 Code Challenge 2 P5 - Even Colouring	2 / 10
SAC '22 Code Challenge 3 P3 - Bob Sort	5 / 5

Problem	Score
Back To School '17: Wet Mud	10 / 10
Back To School '18: Letter Frequency	7 / 7
Death Gun	1.400 / 7
Halloween '14 P1 - Rabbit Girls	3 / 3
Halloween '14 P2 - Cat Girls	12 / 12
Halloween '14 P3 - Dog Girls	3.750 / 15
Too Simple	7 / 7
WOSS Dual Olympiad 2021 J3: Frisbee Golf	5 / 5
New Year's '15 P2 - Food Selection	5 / 5
New Year's '15 P3 - Gift Wrap	5 / 5
New Year's '15 P4 - Leftover Eggnog	15 / 15
New Year's '15 P5 - Message to Mars	14 / 20
New Year's '16 P1 - Late Christmas Shopping	3 / 3
New Year's '16 P2 - The 365 Days of Christmas	5 / 5
New Year's '16 P3 - Arithmetic Snowman	2.500 / 5
New Year's '18 P2 - Mimi and Christmas Cake	5 / 5

Problem	Score
AAAA 1 P1 - Even-Odd Sort	3.500 / 7
AAAA 1 P2 - Heavy-Light Composition	2.100 / 7
Appleby Contest '19 P5 - Matrix Operation	10 / 10
Arcadia Computing Contest 1 P1 - Test Anxiety	3 / 3
Arcadia Computing Contest 1 P2 - Chemistry	5 / 5
Arcadia Computing Contest 1 P3 - ScanTron	5 / 5
A Noisy Class	7 / 7
Back to School '24 P1 - Kicking	5 / 5
Coin Change	7 / 7
Educational DP Contest AtCoder A - Frog 1	7 / 7
Educational DP Contest AtCoder D - Knapsack 1	7 / 7
Exam Prep	7 / 7
Graph Contest 2 P3 - Trees	7 / 7
Graph Contest 3 P1 - Travelling Salesmen	7 / 7
Graph Contest 3 P3 - Cable TV	7 / 7
HCI '16 - Oversleep	7 / 7
Hello, World!	3 / 3
VMSS Pre-Windsor P7 - Going Back to the Definitions	7 / 7
RTE '16 S3 - School Traversal	2.800 / 7
Singularity Cup P1 - Maximum Permutation Product	5 / 5
Singularity Cup P2 - Reverse Substring Partitioning	10 / 10
The Cosmic Era P2 - Uneven Sand	5 / 5
TSS Club Fair 2017 Problem B	7 / 7
UTS Open '18 P3 - Restaurants	7 / 7

Problem	Score
VM7WC '15 #4 Gold - Chain Rule	10 / 10
VM7WC '16 #3 Silver - Can Shahir even get there?!	5 / 5
VM7WC '16 #3 Gold - Hello, Officer.	10 / 10
VM7WC '16 #5 Gold - Jayden Studies Trees	7 / 7
VM7WC '16 #5 Silver - Jayden Eats Chocolate	7 / 7

Problem	Score
WC '15 Finals S2 - Hydration	9.333 / 10
WC '16 Finals S3 - Privacy	12 / 12
WC '17 Contest 3 S2 - GleamingProudChickenFunRun	12 / 12
WC '17 Contest 4 J1 - Fight or Flight	3 / 3
WC '18 Contest 2 S2 - Plutonium	12 / 12
WC '18 Contest 3 J4 - Leveling Up	1.167 / 7
WC '18 Contest 3 S2 - Gym Tour	12 / 12
WC '99 Suicidal P6 - Wedding Juicer	15 / 15