User xuefengliu

Points breakdown

17 / 17

AC | C++11

CCC '17 S4 - Minimum Cost Flow

on Feb. 2, 2022, 12:15 a.m.

17pp

weighted 100% (17pp)

15 / 15

AC | PYPY3

CCC '15 S4 - Convex Hull

on Jan. 19, 2022, 11:53 p.m.

15pp

weighted 95% (14pp)

100 / 100

AC | C++11

Primes 2

on May 27, 2021, 9:36 p.m.

15pp

weighted 90% (14pp)

100 / 100

AC | PY3

Longest Up-Down Subsequence

on April 3, 2022, 4:51 p.m.

12pp

weighted 86% (10pp)

50 / 50

AC | C++11

CCC '04 S5 - Super Plumber

on March 22, 2022, 11:36 p.m.

10pp

weighted 81% (8.1pp)

100 / 100

AC | C++11

Educational DP Contest AtCoder K - Stones

on March 22, 2022, 1:09 a.m.

10pp

weighted 77% (7.7pp)

15 / 15

AC | C++11

CCC '18 S3 - RoboThieves

on Jan. 27, 2022, 11:00 p.m.

10pp

weighted 74% (7.4pp)

120 / 120

AC | PYPY3

CCC '09 S4 - Shop and Ship

on Jan. 19, 2022, 3:09 a.m.

10pp

weighted 70% (7.0pp)

10 / 10

AC | PYPY3

CCC '05 S4 - Pyramid Message Scheme

on Nov. 3, 2021, 1:27 a.m.

10pp

weighted 66% (6.6pp)

15 / 15

AC | C++11

CCC '20 S2 - Escape Room

on Oct. 27, 2021, 1:56 a.m.

10pp

weighted 63% (6.3pp)

Problem	Score
An Animal Contest 1 P1 - Alpaca Shapes	3 / 3
An Animal Contest 2 P0 - Koala Matchmaking	3 / 3
An Animal Contest 2 P1 - Koala Konundrum	5 / 5
An Animal Contest 3 P2 - Monkey Potato	5 / 5
An Animal Contest 5 P1 - Bamboo Cookies	3 / 3
An Animal Contest 5 P2 - Permutations & Products	5 / 5

Problem	Score
Another Contest 7 Problem 1 - Lonely Users	3 / 3
Another Contest 8 Problem 2 - Unnecessary Trash Push	3 / 3

Problem	Score
CCC '00 S2 - Babbling Brooks	7 / 7
CCC '00 S4 - Golf	7 / 7
CCC '01 S1 - Keeping Score	5 / 5
CCC '01 S2 - Spirals	5 / 5
CCC '02 S1 - The Students' Council Breakfast	5 / 5
CCC '02 S2 - Fraction Action	5 / 5
CCC '04 J4 - Simple Encryption	5 / 5
CCC '04 S1 - Fix	5 / 5
CCC '04 S5 - Super Plumber	10 / 10
CCC '05 J5 - Bananas	10 / 10
CCC '05 S1 - Snow Calls	5 / 5
CCC '05 S2 - Mouse Move	5 / 5
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	5 / 5
CCC '07 S3 - Friends	7 / 7
CCC '08 J2 - Do the Shuffle	3 / 3
CCC '08 J4 - From Prefix to Postfix	7 / 7
CCC '08 S2 - Pennies in the Ring	4 / 5
CCC '09 J3 - Good Times	5 / 5
CCC '09 S3 - Degrees Of Separation	10 / 10
CCC '09 S4 - Shop and Ship	10 / 10
CCC '10 J4 - Global Warming	5 / 5
CCC '10 J5 - Knight Hop	7 / 7
CCC '10 S1 - Computer Purchase	4.100 / 5
CCC '11 J5 - Unfriend	7 / 7
CCC '12 J4 - Big Bang Secrets	3 / 3
CCC '12 S2 - Aromatic Numbers	5 / 5
CCC '13 S3 - Chances of Winning	10 / 10
CCC '13 S4 - Who is Taller?	4.700 / 7
CCC '14 S2 - Assigning Partners	3.500 / 5
CCC '14 S3 - The Geneva Confection	7 / 7
CCC '15 S1 - Zero That Out	3 / 3
CCC '15 S3 - Gates	10 / 10
CCC '15 S4 - Convex Hull	15 / 15
CCC '16 J4 - Arrival Time	5 / 5
CCC '16 S2 - Tandem Bicycle	5 / 5
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 J5 - Choose your own path	7 / 7
CCC '18 S1 - Voronoi Villages	3 / 3
CCC '18 S3 - RoboThieves	10 / 10
CCC '19 S2 - Pretty Average Primes	5 / 5
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 '21 J1 - Boiling Water	3 / 3
CCC '21 J2 - Silent Auction	3 / 3
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 '22 J3 - Harp Tuning	5 / 5
CCC '22 J5 - Square Pool	5.300 / 10
CCC '22 S1 - Good Fours and Good Fives	5 / 5
CCC '22 S2 - Good Groups	2.700 / 5
CCC '97 S2 - Nasty Numbers	5 / 5
CCC '98 S2 - Cross Number Puzzle	5 / 5
CCCHK '08 J3 - Phone book	4 / 5
CCCHK '15 J3 - Queens can't attack me!	5 / 5

Problem	Score
COCI '06 Contest 3 #1 Patuljci	5 / 5
COCI '07 Contest 4 #2 Veci	5 / 5
COCI '07 Contest 6 #2 Semafori	7 / 7
COCI '14 Contest 2 #2 Utrka	5 / 5
COCI '14 Contest 5 #3 Traktor	7 / 7
COCI '16 Contest 1 #1 Tarifa	3 / 3

Problem	Score
DMOPC '13 Contest 3 P3 - Crossing Field	7 / 7
DMOPC '14 Contest 2 P4 - Deforestation	5 / 5
DMOPC '14 Contest 3 P3 - Not Enough Personnel!	7 / 7
DMOPC '14 Contest 3 P4 - Not Enough Testers!	10 / 10
DMOPC '17 Contest 1 P1 - Fujō Neko	5 / 5
DMOPC '17 Contest 5 P3 - Mimi and Primes	7 / 7
DMOPC '18 Contest 6 P1 - DNA or RNA?	3 / 3
DMOPC '19 Contest 4 P1 - Valid Strings	5 / 5
DMOPC '19 Contest 5 P1 - Conspicuous Cryptic Checklist	5 / 5
DMOPC '19 Contest 6 P2 - Grade 10 Math	7 / 7
DMOPC '20 Contest 1 P2 - Victor's Moral Dilemma	5 / 5
DMOPC '20 Contest 5 P1 - Home Row	3 / 3
DMOPC '20 Contest 5 P2 - On The Clock	7 / 7
DMOPC '21 Contest 1 P1 - Partial Game	1 / 5
DMOPC '21 Contest 5 P1 - Permutations & Primes	5 / 5
DMOPC '21 Contest 5 P2 - Permutations & Primes	7 / 7
DMPG '18 B1 - Pizza Orders	3 / 3
DMPG '18 G1 - Musical Chairs	10 / 10

User xuefengliu

Points breakdown

AAC (24 points)

ACC (6 points)

CCC (395.300 points)

Classics (7 points)

COCI (32 points)

DMOPC (102 points)

DWITE (59 points)

ECOO (52.300 points)

ICPC (19 points)

Mock CCC (29.333 points)

MWC (17 points)

Olympiads School (3 points)

POI (12 points)

SAC Coding Challenge (13 points)

Seasonal (18.600 points)

TLE (23.333 points)

Uncategorized (175 points)

VM7WC (10 points)

Woburn Challenge (10 points)

Problem	Score
DWITE '07 R2 #4 - All Is Balanced	5 / 5
DWITE '07 R3 #1 - Yet Another Primes Question	5 / 5
DWITE '07 R3 #2 - There's An Essay In My Code	5 / 5
DWITE '07 R3 #3 - Playlist	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 '09 R1 #5 - Running In Circles	7 / 7
DWITE '09 R5 #2 - Round to Second Prime	5 / 5
DWITE '11 R4 #2 - Prime Time	5 / 5
DWITE '12 R2 #4 - Magic Trick	7 / 7

Problem	Score
ECOO '07 R3 P1 - Sum of Primes	7 / 7
ECOO '12 R3 P3 - Steam Arithmetic	5.950 / 7
ECOO '13 R1 P1 - Take a Number	5 / 5
ECOO '13 R1 P2 - The Luhn Algorithm	5 / 5
ECOO '16 R1 P3 - Railway Sort	7 / 7
ECOO '19 R1 P1 - Free Shirts	5 / 5
ECOO '19 R2 P1 - Email	5 / 5
ECOO '20 P1 - Music with Mimi	3 / 3
ECOO '21 P1 - Many Messages	3 / 3
ECOO '21 P2 - DNA Derren	3 / 3
ECOO '21 P3 - Quintessential Questions	3 / 3
ECOO '21 P4 - Chris' Candy	0.350 / 7

Problem	Score
ACM U of T Tryouts C0 B - Interleaving Leaves	5 / 5
ICPC PACNW 2016 A - Alphabet	7 / 7
ICPC PACNW 2016 C - Cameras	7 / 7

Problem	Score
Mock CCC '14 S3 - Spreadsheet Sorting	7 / 7
Mock CCC '18 Contest 1 J4/S2 - A Square Problem	5 / 5
Mock CCC '18 Contest 2 J3/S1 - An Array Problem	2.333 / 7
Mock CCC '18 Contest 3 J4/S2 - A Median Problem	5 / 5
Mock CCC '18 Contest 3 S4 - A Graph Problem	10 / 10

Problem	Score
MWC '15 #1 P5: Love Guru	7 / 7
MWC '15 #2 P2: Towering Towers	10 / 10

Problem	Score
SAC '22 Code Challenge 3 P1 - Hair Hazards	3 / 3
SAC '22 Code Challenge 3 P2 - Unicycle License	5 / 5
SAC '22 Code Challenge 4 P3 - Obligatory Math Problem	5 / 5

Problem	Score
Back To School '18: Letter Frequency	0.700 / 7
Is it a Tree?	7 / 7
Valentine's Day '15 P2 - Simon and Marcy	7 / 7
New Year's '16 P3 - Arithmetic Snowman	2.500 / 5
New Year's '17 P1 - Mr. N and Presents	1.400 / 7

Problem	Score
TLE '15 P1 - Power Rankings	5 / 5
TLE '16 Contest 4 P1 - Stack of Presents	5 / 5
TLE '16 Contest 6 (Mock CCC) S1 - Writing the CCC	3.333 / 5
TLE '17 Contest 1 P2 - Willson and Food	5 / 5
TLE '17 Contest 2 P2 - Unlucky Numbers	5 / 5

Problem	Score
Appleby Contest '19 P4 - Rectangles	5.950 / 7
Appleby Contest '20 P2 - Playful Playdoughs	5 / 5
Appleby Contest '20 P3 - Ridiculous String	10 / 10
Sum of Primes 2	5 / 5
Coin Change	7 / 7
CPC '19 Contest 1 P1 - Distance	3 / 3
CPC '19 Contest 1 P2 - Luggage	1.750 / 7
CPC '21 Contest 1 P1 - AQT and Fractions	0.500 / 5
Maximum Sum	7 / 7
Educational DP Contest AtCoder A - Frog 1	7 / 7
Educational DP Contest AtCoder D - Knapsack 1	7 / 7
Educational DP Contest AtCoder F - LCS	7 / 7
Educational DP Contest AtCoder K - Stones	10 / 10
Flip the Switches	5 / 5
PEG Test '11 - Cyclopian Puzzle	10 / 10
Geography Class	1 / 5
Hardcore Grinding	5 / 5
Hello, World!	3 / 3
Word Scrambler	5 / 5
Largest Permutation	6.300 / 7
Lil' Jami	2.500 / 5
OCC '19 S2 - Rimuru's Number Game	5 / 5
Postfix Notation	7 / 7
Prime Factorization	5 / 5
Primes 2	15 / 15
The Cosmic Era P2 - Uneven Sand	5 / 5
TSS Club Fair 2017 Problem B	7 / 7
UCC Coding Competition '20 P4 - Bubble Tea	7 / 7
UCC Coding Competition '21 P1 - Counterfeit Detection	3 / 3
UCC Coding Competition '21 P2 - Emerald Exchange	5 / 5
UCC Coding Competition '21 P3 - Long Pizza	2 / 5

Problem	Score
VM7WC '15 #1 Silver - Jung Goon	5 / 5
VM7WC '16 #3 Silver - Can Shahir even get there?!	5 / 5

Problem	Score
WC '18 Contest 3 J2 - Net Weight	5 / 5
WC '18 Finals J1 - Conditional Contracts	5 / 5