User andrewchenanyuan

Points breakdown

100 / 100

AC | C++17

Checkerboard Summation (Hard)

on Sept. 15, 2020, 4:05 p.m.

15pp

weighted 100% (15pp)

200 / 200

AC | C++17

IOI '01 P1 - Mobile Phones

on Sept. 7, 2020, 5:45 p.m.

15pp

weighted 95% (14pp)

100 / 100

AC | JAVA8

LKP '18 Contest 1 P4 - Fun in Föràg

on March 14, 2020, 4:15 p.m.

15pp

weighted 90% (14pp)

100 / 100

AC | C++17

Checkerboard Summation (Easy)

on Sept. 14, 2020, 3:02 p.m.

12pp

weighted 86% (10pp)

100 / 100

AC | C++11

DMOPC '14 Contest 2 P6 - Selective Cutting

on March 19, 2020, 4:24 p.m.

12pp

weighted 81% (9.8pp)

100 / 100

AC | JAVA8

DMPG '15 S5 - Black and White

on March 8, 2020, 1:52 p.m.

12pp

weighted 77% (9.3pp)

100 / 100

AC | C++17

Longest Increasing Subsequence

on May 25, 2021, 9:54 p.m.

10pp

weighted 74% (7.4pp)

80 / 80

AC | C++17

CCC '13 S3 - Chances of Winning

on Jan. 2, 2021, 11:19 p.m.

10pp

weighted 70% (7.0pp)

40 / 40

AC | C++17

CCC '05 J5 - Bananas

on Jan. 2, 2021, 10:35 p.m.

10pp

weighted 66% (6.6pp)

10 / 10

AC | C++17

CCO '10 P1 - Barking Dogs!

on Sept. 21, 2020, 1:20 a.m.

10pp

weighted 63% (6.3pp)

Problem	Score
Another Contest 3 Problem 1 - Diverse Arrays	7 / 7
Another Contest 5 Problem 1 - Goat Fence	3 / 3

Problem	Score
CCC '00 S1 - Slot Machines	5 / 5
CCC '00 S2 - Babbling Brooks	7 / 7
CCC '00 S4 - Golf	7 / 7
CCC '01 S3 - Strategic Bombing	7 / 7
CCC '02 S2 - Fraction Action	5 / 5
CCC '03 S1 - Snakes and Ladders	5 / 5
CCC '03 S2 - Poetry	5 / 5
CCC '03 S3 - Floor Plan	7 / 7
CCC '03 S5 - Trucking Troubles	1.875 / 10
CCC '04 J1 - Squares	3 / 3
CCC '04 J2 - Terms of Office	3 / 3
CCC '04 J3 - Smile with Similes	3 / 3
CCC '05 J2 - RSA Numbers	3 / 3
CCC '05 J3 - Returning Home	5 / 5
CCC '05 J5 - Bananas	10 / 10
CCC '05 S1 - Snow Calls	5 / 5
CCC '05 S2 - Mouse Move	5 / 5
CCC '06 J1 - Canadian Calorie Counting	3 / 3
CCC '06 J2 - Roll the Dice	3 / 3
CCC '06 J4 - It's tough being a teen!	7 / 7
CCC '07 J1 - Who is in the Middle?	3 / 3
CCC '07 J2 - I Speak TXTMSG	3 / 3
CCC '07 J4 - Anagram Checker	5 / 5
CCC '07 S1 - Federal Voting Age	3 / 3
CCC '07 S3 - Friends	7 / 7
CCC '07 S4 - Waterpark	7 / 7
CCC '08 J1 - Body Mass Index	3 / 3
CCC '08 S1 - It's Cold Here!	5 / 5
CCC '08 S3 - Maze	7 / 7
CCC '09 J1 - ISBN	3 / 3
CCC '09 S1 - Cool Numbers	5 / 5
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 J4 - Global Warming	5 / 5
CCC '10 J5 - Knight Hop	7 / 7
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 S1 - English or French?	5 / 5
CCC '11 S2 - Multiple Choice	3 / 3
CCC '12 J1 - Speed fines are not fine!	3 / 3
CCC '12 J2 - Sounds fishy!	3 / 3
CCC '12 S2 - Aromatic Numbers	5 / 5
CCC '12 S3 - Absolutely Acidic	7 / 7
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 S2 - Bridge Transport	5 / 5
CCC '13 S3 - Chances of Winning	10 / 10
CCC '13 S4 - Who is Taller?	7 / 7
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 '15 J1 - Special Day	3 / 3
CCC '15 J2 - Happy or Sad	3 / 3
CCC '15 J3 - Rövarspråket	5 / 5
CCC '15 J5 - π-day	8.667 / 10
CCC '15 S1 - Zero That Out	3 / 3
CCC '15 S3 - Gates	10 / 10
CCC '16 J1 - Tournament Selection	3 / 3
CCC '16 J2 - Magic Squares	3 / 3
CCC '16 J3 - Hidden Palindrome	5 / 5
CCC '16 S1 - Ragaman	3 / 3
CCC '16 S2 - Tandem Bicycle	5 / 5
CCC '17 J1 - Quadrant Selection	3 / 3
CCC '17 J2 - Shifty Sum	3 / 3
CCC '17 S1 - Sum Game	3 / 3
CCC '17 S2 - High Tide, Low Tide	5 / 5
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 '19 J1 - Winning Score	3 / 3
CCC '19 J2 - Time to Decompress	3 / 3
CCC '19 S1 - Flipper	3 / 3
CCC '19 S2 - Pretty Average Primes	5 / 5
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 S1 - Surmising a Sprinter's Speed	5 / 5
CCC '20 S2 - Escape Room	10 / 10
CCC '96 S1 - Deficient, Perfect, and Abundant	5 / 5
CCCHK '08 J3 - Phone book	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
Longest Increasing Subsequence	10 / 10
Unique Elements	3 / 3
Single Source Shortest Path	7 / 7

Problem	Score
COCI '06 Contest 1 #1 Modulo	3 / 3
COCI '06 Contest 2 #1 R2	3 / 3
COCI '06 Contest 2 #2 ABC	3 / 3
COCI '06 Contest 4 #1 Sibice	3 / 3
COCI '06 Contest 4 #2 Skener	3 / 3
COCI '06 Contest 5 #1 Trik	3 / 3
COCI '07 Contest 2 #1 Bijele	3 / 3
COCI '07 Contest 2 #2 Crne	3 / 3
COCI '08 Contest 1 #2 Ptice	5 / 5
COCI '08 Contest 2 #1 Kornislav	5 / 5
COCI '08 Contest 2 #3 Perket	7 / 7
COCI '08 Contest 3 #1 Pet	5 / 5
COCI '13 Contest 1 #2 Kušač	5 / 5
COCI '14 Contest 1 #2 Klopka	5 / 5
COCI '14 Contest 2 #2 Utrka	3.500 / 5
COCI '14 Contest 5 #1 Funghi	3 / 3

Problem	Score
Binary Indexed Tree Test	10 / 10
Disjoint Set Test	10 / 10

User andrewchenanyuan

Points breakdown

AAC (5 points)

ACC (10 points)

CCC (445.542 points)

CCO (10 points)

Classics (35 points)

COCI (62.500 points)

Data Structure Tests (20 points)

DMOPC (374.900 points)

DWITE (58 points)

ECOO (24.400 points)

FHC (20 points)

GFSSOC (37 points)

IOI (22 points)

Mock CCC (60.700 points)

MWC (18.250 points)

Olympiads School (9 points)

Seasonal (31.260 points)

SIUCF (10 points)

TLE (15 points)

Uncategorized (332.830 points)

VM7WC (37 points)

WAC (12 points)

Problem	Score
DMOPC '13 Contest 1 P4 - AFK	7 / 7
DMOPC '13 Contest 3 P3 - Crossing Field	7 / 7
DMOPC '13 Contest 3 P5 - A Romantic Dinner	10 / 10
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 1 P5 - Surprise Teleport	7 / 7
DMOPC '14 Contest 2 P1 - Logging Log	3 / 3
DMOPC '14 Contest 2 P2 - Cutting Logs	5 / 5
DMOPC '14 Contest 2 P3 - Sawmill	7 / 7
DMOPC '14 Contest 2 P4 - Deforestation	5 / 5
DMOPC '14 Contest 2 P5 - Sawmill Scheme	10 / 10
DMOPC '14 Contest 2 P6 - Selective Cutting	12 / 12
DMOPC '14 Contest 3 P1 - Not Enough Users!	3 / 3
DMOPC '14 Contest 3 P2 - Not Enough Rejudging!	5 / 5
DMOPC '14 Contest 3 P3 - Not Enough Personnel!	7 / 7
DMOPC '14 Contest 3 P4 - Not Enough Testers!	10 / 10
DMOPC '14 Contest 3 P6 - Not Enough Time!	10 / 10
DMOPC '14 Contest 4 P3 - Golden Lily	10 / 10
DMOPC '14 Contest 5 P1 - Core Drill	3 / 3
DMOPC '14 Contest 5 P2 - Longest Tunnel	3 / 3
DMOPC '14 Contest 7 P1 - Flare	3 / 3
DMOPC '14 Contest 7 P2 - Tides	3.500 / 5
DMOPC '14 Contest 7 P3 - Globally Unique Shells	5 / 5
DMOPC '14 Exam Time P1 - French Homework	3 / 3
DMOPC '15 Contest 1 P1 - Itami and Manga	3 / 3
DMOPC '15 Contest 2 P1 - Grumpy Dwarf	3 / 3
DMOPC '15 Contest 2 P2 - Admin War	3 / 3
DMOPC '15 Contest 3 P1 - Quality Scenes	3 / 3
DMOPC '15 Contest 3 P2 - Cheesecake Distribution	5 / 5
DMOPC '15 Contest 4 P1 - Dictionary	3 / 3
DMOPC '15 Contest 4 P4 - Great Sequence	10 / 10
DMOPC '15 Contest 6 P2 - Tilt	5 / 5
DMOPC '15 Contest 7 P2 - Not a Wall of Text	3 / 3
DMOPC '16 Contest 1 P0 - C.C. and Cheese-kun	3 / 3
DMOPC '16 Contest 2 P1 - Seed Strategy	3 / 3
DMOPC '16 Contest 2 P2 - Ebola Outbreak	7 / 7
DMOPC '16 Contest 3 P0 - Negative Feedback	3 / 3
DMOPC '16 Contest 3 P1 - Leading Basic Shots	3 / 3
DMOPC '16 Contest 4 P1 - Fast Exponents	5 / 5
DMOPC '16 Contest 4 P2 - Systests	7 / 7
DMOPC '17 Contest 1 P1 - Fujō Neko	5 / 5
DMOPC '17 Contest 2 P0 - Secrets	3 / 3
DMOPC '17 Contest 2 P1 - 0-1 Knapsack	3 / 3
DMOPC '17 Contest 3 P0 - 2-Satisfiability	3 / 3
DMOPC '17 Contest 3 P1 - An Early Christmas Present	3 / 3
DMOPC '17 Contest 4 P1 - Ribbon Colouring Fun	5 / 5
DMOPC '17 Contest 5 P1 - IOI 101	3 / 3
DMOPC '17 Contest 5 P2 - Mimi and Binary	5 / 5
DMOPC '17 Contest 5 P3 - Mimi and Primes	7 / 7
DMOPC '18 Contest 1 P0 - Sorting	3 / 3
DMOPC '18 Contest 2 P0 - Mimi and Video Games	3 / 3
DMOPC '18 Contest 2 P1 - Pumpkin Patches	3 / 3
DMOPC '18 Contest 2 P3 - Thanksgiving Feast	10 / 10
DMOPC '18 Contest 2 P4 - Damage Output	7 / 7
DMOPC '18 Contest 5 P3 - A Familiar Problem	7 / 7
DMOPC '19 Contest 1 P0 - Range Finding	3 / 3
DMOPC '19 Contest 2 P0 - Roller Coaster	3 / 3
DMOPC '19 Contest 2 P1 - Box and Whiskers	5 / 5
DMOPC '19 Contest 4 P0 - Yikes	3 / 3
DMOPC '19 Contest 4 P1 - Valid Strings	5 / 5
DMOPC '19 Contest 5 P0 - Concurrent Competitor Counting	3 / 3
DMOPC '19 Contest 5 P1 - Conspicuous Cryptic Checklist	5 / 5
DMOPC '19 Contest 5 P2 - Charlie's Crazy Conquest	5 / 5
DMOPC '19 Contest 6 P0 - Trivial Math	3 / 3
DMPG '15 B1 - Loner Phoner	3 / 3
DMPG '15 B4 - Maximum Product	7 / 7
DMPG '15 S1 - Collecting Dust	5 / 5
DMPG '15 S5 - Black and White	12 / 12
DMPG '16 B1 - BFS	3 / 3
DMPG '16 S2 - Pandemic	7 / 7
DMPG '17 S2 - Anime Conventions	7 / 7
DMPG '18 B1 - Pizza Orders	3 / 3
DMPG '18 S2 - Mimi and K-uteness	1.400 / 7
DMPG '19 B1 - Registration	3 / 3

Problem	Score
DWITE '07 R1 #1 - Vanilla Primes	3 / 3
DWITE '07 R2 #1 - Not Quite Prime	5 / 5
DWITE '07 R3 #2 - There's An Essay In My Code	5 / 5
DWITE '07 R4 #4 - Shortest path around	7 / 7
DWITE '07 R5 #2 - Number of factors	5 / 5
DWITE '08 R2 #2 - My favourite digit	3 / 3
DWITE '08 R3 #2 - Wordcount++	5 / 5
DWITE '08 R4 #4 - Shortest path around v2	7 / 7
DWITE '09 R1 #3 - That Missing Number	5 / 5
DWITE '09 R5 #2 - Round to Second Prime	5 / 5
DWITE '09 R7 #2 - Sum of Primes	5 / 5
DWITE '10 R1 #1 - Age Gate	3 / 3

Problem	Score
ECOO '07 R3 P1 - Sum of Primes	7 / 7
ECOO '16 R1 P3 - Railway Sort	7 / 7
ECOO '17 R2 P3 - Lunch Time	5.400 / 12
ECOO '19 R2 P1 - Email	5 / 5

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

Problem	Score
GFSSOC '14 Winter J5 - Pursuit of Knowledge	10 / 10
GFSSOC '15 Fall J2 - Fizz Fuzz	5 / 5
GFSSOC '15 Fall J4 - Marathon	7 / 7
GFSSOC '15 Fall J5 - Nightmare-a-thon	10 / 10
GFSSOC '15 Fall Practice P4 - Bruno and Fibonacci	5 / 5

Problem	Score
IOI '01 P1 - Mobile Phones	15 / 15
IOI '94 P1 - The Triangle	7 / 7

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 S1 - War	3 / 3
Mock CCC '20 Contest 2 S1 - Arithmetic Hybercube	3 / 3
Mock CCC '20 Contest 2 S2 - 4D BBST on a DP	2 / 5
Mock CCC '18 Contest 1 J4/S2 - A Square Problem	5 / 5
Mock CCC '18 Contest 2 J3/S1 - An Array Problem	1.400 / 7
Mock CCC '18 Contest 3 J3/S1 - A String Problem	5 / 5
Mock CCC '18 Contest 3 J4/S2 - A Median Problem	5 / 5
Mock CCC '18 Contest 5 J5/S3 - Directed Graph Connectivity	7 / 7
Mock CCC '19 Contest 1 J1 - Pusheen's Report Card	3 / 3
Mock CCC '19 Contest 1 J2 - Pusheen OCR	3 / 3
Mock CCC '19 Contest 1 J3 - Pusheen Eats Tuna Sashimi and Tuna Nigiri	3 / 3
Mock CCC '19 Contest 1 J4 - Pusheen Plays Neko Atsume	3 / 3
Mock CCC '19 Contest 1 S2 - Pusheen's Puzzle Present	5 / 5
Riolku's Mock CCC S1 - Word Bot	3 / 3
Riolku's Mock CCC S2 - Keen Keener Sequence	0.500 / 7

Problem	Score
MWC '15 #2 P2: Towering Towers	10 / 10
MWC '15 #2 P4: Robotics Summative	1.250 / 5
MWC '15 #4 P4: Dealing with Knots	7 / 7

Problem	Score
Back To School '16: Paradox	5 / 5
Back To School '18: Letter Frequency	7 / 7
Death Gun	0.700 / 7
MNYC '17: Hurontario	4 / 10
Is it a Tree?	6.160 / 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
Summer Institute '17 Contest 1 P10 - Trading Cards	3 / 3
Summer Institute '17 Contest 1 P9 - Safe Square	7 / 7

Problem	Score
TLE '15 P1 - Power Rankings	5 / 5
TLE '17 Contest 2 P2 - Unlucky Numbers	5 / 5
TLE '17 Contest 8 P2 - Ship Defense	5 / 5

Problem	Score
2-D Permutations	10 / 10
Triple Fat Ladies	5 / 5
Sum of Primes 2	5 / 5
A Plus B	3 / 3
List Minimum	3 / 3
List Minimum (Easy)	3 / 3
List Minimum (Hard)	5 / 5
Boolean	3 / 3
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 J5 - James and the Euclid Test	1.400 / 7
BSSPC '21 S1 - Lakshy and Palindromic Rectangle	5 / 5
Checkerboard Summation (Easy)	12 / 12
Checkerboard Summation (Hard)	15 / 15
German Nouns	5 / 5
Maximum Sum	7 / 7
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 F - LCS	7 / 7
Educational DP Contest AtCoder H - Grid 1	7 / 7
Educational DP Contest AtCoder I - Coins	10 / 10
Flip the Switches	5 / 5
GlobeX Cup '18 J5 - Errands	10 / 10
GlobeX Cup '18 S2 - Test Scores	7 / 7
A Greedy Problem	5 / 5
Hardcore Grinding	5 / 5
Hailstone Numbers	3 / 3
HCI '16 - Oversleep	7 / 7
Hello, World!	3 / 3
Word Scrambler	5 / 5
Count The Triplets	7 / 7
Largest Permutation	6.300 / 7
LKP '18 Contest 1 P4 - Fun in Föràg	15 / 15
Multiplication Improvement	5 / 5
The Odd Number	7 / 7
PIB '20 P1 - Marcus and Head Bonks	3 / 3
VMSS Pre-Pre-Windsor P7 - Magical Bribery	7 / 7
Prime Factorization	5 / 5
VMSS Pre-Windsor P7 - Going Back to the Definitions	7 / 7
RGPC '17 P2 - Cubes are Life	7 / 7
The Cosmic Era P2 - Uneven Sand	5 / 5
The Cosmic Era P3 - Battle Positions	7 / 7
Python Infinite Loop	4.130 / 7
A Simple Game	7 / 7
Bubble Sort	7 / 7
Coding Spree	7 / 7
TSS Club Fair 2017 Problem A	3 / 3
TSS Club Fair 2017 Problem B	7 / 7
UCC Coding Competition '21 P3 - Long Pizza	5 / 5
VPEX P0 - Pizza	3 / 3
VPEX P1 - War on Two Fronts	3 / 3
VPEX P2 - Darcy Parties	3 / 3
A Very Coordinated Christmas	7 / 7

Problem	Score
VMSS '15 #4 - Frank and Roads	10 / 10
VM7WC '15 #3 Silver - Test Scores	5 / 5
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

Problem	Score
Wesley's Anger Contest 5 Problem 1 - Matryoshka Acorns	5 / 5
Wesley's Anger Contest 5 Problem 2 - MATH 137 at Squirreloo	7 / 7