User BT

Points breakdown

100 / 100

AC | C++20

Skyscrapers

on Dec. 13, 2025, 1:19 a.m.

15pp

weighted 100% (15pp)

100 / 100

AC | JAVA8

CCC '10 S4 - Animal Farm

on May 16, 2023, 9:58 p.m.

15pp

weighted 95% (14pp)

100 / 100

AC | C++20

DMOPC '20 Contest 4 P3 - Roving Roombas

on Feb. 11, 2026, 9:44 p.m.

12pp

weighted 90% (11pp)

25 / 25

AC | C++20

CCO '23 P1 - Binaria

on Feb. 9, 2026, 6:56 p.m.

12pp

weighted 86% (10pp)

100 / 100

AC | C++20

AAAA 1 P3 - Topographical Sort

on Dec. 31, 2025, 3:02 a.m.

12pp

weighted 81% (9.8pp)

100 / 100

AC | C++20

Segment Tree Practice 1

on Dec. 24, 2025, 4:41 p.m.

12pp

weighted 77% (9.3pp)

100 / 100

AC | C++20

Segment Tree Practice 2

on Dec. 21, 2025, 2:32 p.m.

12pp

weighted 74% (8.8pp)

15 / 15

AC | C++20

CCC '20 S4 - Swapping Seats

on Nov. 22, 2025, 12:24 a.m.

12pp

weighted 70% (8.4pp)

100 / 100

AC | C++20

DMPG '16 S5 - Pizza Bag

on Sept. 21, 2025, 7:51 p.m.

12pp

weighted 66% (8.0pp)

100 / 100

AC | C++20

SMAC 08/09 (Oct) #3 - Jumpscotch

on Sept. 19, 2025, 10:00 p.m.

12pp

weighted 63% (7.6pp)

Problem	Score
An Animal Contest 1 P1 - Alpaca Shapes	3 / 3
An Animal Contest 3 P1 - Monkey Shopping	3 / 3
An Animal Contest 3 P3 - Monkey Market	7 / 7
An Animal Contest 7 P1 - Squirrnect 4	3 / 3

Problem	Score
Another Contest 3 Problem 1 - Diverse Arrays	7 / 7
Another Contest 3 Problem 3 - Lexicographically Largest Common Subsequence	7 / 7
Another Contest 8 Problem 3 - Replay Double Ignition	10 / 10

Problem	Score
Baltic OI '07 P3 - Sound	10 / 10
Baltic OI '14 P2 - Three Friends	7 / 7

Problem	Score
CCC '00 J2 - 9966	3 / 3
CCC '00 S2 - Babbling Brooks	7 / 7
CCC '00 S4 - Golf	7 / 7
CCC '01 J1 - Dressing Up	3 / 3
CCC '01 J2 - Mod Inverse	3 / 3
CCC '02 J1 - 0123456789	3 / 3
CCC '02 J2 - AmeriCanadian	3 / 3
CCC '03 J1 - Trident	3 / 3
CCC '03 J2 - Picture Perfect	3 / 3
CCC '04 J1 - Squares	3 / 3
CCC '04 J2 - Terms of Office	3 / 3
CCC '04 J3 - Smile with Similes	3 / 3
CCC '04 J4 - Simple Encryption	5 / 5
CCC '04 S1 - Fix	3 / 5
CCC '04 S2 - TopYodeller	3 / 5
CCC '05 J1 - The Cell Sell	3 / 3
CCC '05 J2 - RSA Numbers	3 / 3
CCC '05 J3 - Returning Home	5 / 5
CCC '05 J5 - Bananas	5 / 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 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	0.100 / 5
CCC '06 S3 - Tin Can Telephone	12 / 12
CCC '07 J1 - Who is in the Middle?	3 / 3
CCC '07 J2 - I Speak TXTMSG	3 / 3
CCC '07 J3 - Deal or No Deal Calculator	3 / 3
CCC '07 J4 - Anagram Checker	5 / 5
CCC '07 S1 - Federal Voting Age	3 / 3
CCC '07 S2 - Boxes	5 / 5
CCC '07 S3 - Friends	7 / 7
CCC '08 J1 - Body Mass Index	3 / 3
CCC '08 J2 - Do the Shuffle	3 / 3
CCC '08 J3 - GPS Text Entry	3 / 3
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 J1 - ISBN	3 / 3
CCC '09 J2 - Old Fishin' Hole	5 / 5
CCC '09 J3 - Good Times	4.688 / 5
CCC '09 J4 - Signage	5 / 5
CCC '09 S1 - Cool Numbers	5 / 5
CCC '09 S2 - Lights Going On and Off	10 / 10
CCC '10 J1 - What is n, Daddy?	3 / 3
CCC '10 J2 - Up and Down	5 / 5
CCC '10 J4 - Global Warming	5 / 5
CCC '10 J5 - Knight Hop	7 / 7
CCC '10 S1 - Computer Purchase	5 / 5
CCC '10 S2 - Huffman Encoding	5 / 5
CCC '10 S4 - Animal Farm	15 / 15
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 J4 - Boring Business	7 / 7
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 J3 - Icon Scaling	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 '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 '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 J4 - Wait Time	5 / 5
CCC '15 S1 - Zero That Out	3 / 3
CCC '15 S2 - Jerseys	5 / 5
CCC '15 S3 - Gates	10 / 10
CCC '16 J1 - Tournament Selection	3 / 3
CCC '16 J2 - Magic Squares	3 / 3
CCC '16 J4 - Arrival Time	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 J3 - Exactly Electrical	3 / 3
CCC '17 J4 - Favourite Times	5 / 5
CCC '17 S1 - Sum Game	3 / 3
CCC '17 S3 - Nailed It!	7 / 7
CCC '17 S4 - Minimum Cost Flow	11 / 17
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 '18 S3 - RoboThieves	10 / 10
CCC '19 J1 - Winning Score	3 / 3
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 '20 J1 - Dog Treats	3 / 3
CCC '20 J2 - Epidemiology	3 / 3
CCC '20 J3 - Art	3 / 3
CCC '20 S1 - Surmising a Sprinter's Speed	5 / 5
CCC '20 S2 - Escape Room	10 / 10
CCC '20 S4 - Swapping Seats	12 / 12
CCC '21 J1 - Boiling Water	3 / 3
CCC '21 J2 - Silent Auction	3 / 3
CCC '21 S1 - Crazy Fencing	5 / 5
CCC '21 S2 - Modern Art	7 / 7
CCC '21 S3 - Lunch Concert	10 / 10
CCC '22 J1 - Cupcake Party	3 / 3
CCC '22 J2 - Fergusonball Ratings	3 / 3
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 J3 - Special Event	5 / 5
CCC '23 S1 - Trianglane	5 / 5
CCC '23 S2 - Symmetric Mountains	7 / 7
CCC '23 S3 - Palindromic Poster	10 / 10
CCC '24 J1 - Conveyor Belt Sushi	3 / 3
CCC '24 S1 - Hat Circle	3 / 3
CCC '24 S2 - Heavy-Light Composition	5 / 5
CCC '24 S3 - Swipe	10 / 10
CCC '25 J4 - Sunny Days	5 / 5
CCC '25 S2 - Cryptogram Cracking Club	7 / 7
CCC '25 S3 - Pretty Pens	10 / 10
CCC '25 S4 - Floor is Lava	12 / 12
CCC '26 S1 - Baby Hop, Giant Hop	3 / 3
CCC '26 S2 - Beams of Light	7 / 7
CCC '26 S3 - Common Card Choice	7 / 7
CCC '96 S4 - When in Rome	10 / 10
CCCHK '08 J1 - Best fish	3 / 3
CCCHK '08 J2 - Lucky Number	3 / 3
CCCHK '15 J1 - Rock-paper-scissors	3 / 3
CCCHK '15 J4 - Where to build my house?	5 / 5
CCCHK '15 S2 - Matching Problem	10 / 10

Problem	Score
CCO '01 P1 - The Monkey Dance	10 / 10
CCO '08 P2 - King & Weber	7.500 / 10
CCO '23 P1 - Binaria	12 / 12
CCO '97 P2 - Alien Invasion	10 / 10
CCO '98 P5 - Text Segmentation	10 / 10

User BT

Points breakdown

AAC (16 points)

ACC (24 points)

Baltic OI (17 points)

CCC (703.788 points)

CCO (49.500 points)

CEOI (7 points)

China NOI (10 points)

Classics (3 points)

COCI (76.500 points)

Data Structure Tests (10 points)

DMOPC (80.900 points)

DWITE (27 points)

ECOO (7 points)

EGOI (7 points)

FHC (10 points)

GFSSOC (55 points)

JOI (5 points)

Mock CCC (82 points)

MWC (10 points)

SAC Coding Challenge (7 points)

Seasonal (30 points)

Uncategorized (324.500 points)

VM7WC (10 points)

WAC (16 points)

Woburn Challenge (17 points)

Problem	Score
COCI '07 Contest 1 #5 Srednji	7 / 7
COCI '08 Contest 1 #2 Ptice	5 / 5
COCI '08 Contest 2 #4 Svada	10 / 10
COCI '09 Contest 3 #4 Razgovori	10 / 10
COCI '10 Contest 1 #5 Tabovi	3 / 10
COCI '12 Contest 3 #3 Malcolm	7 / 7
COCI '14 Contest 2 #1 Mobitel	5 / 5
COCI '14 Contest 2 #2 Utrka	2.500 / 5
COCI '16 Contest 2 #4 Prosječni	10 / 10
COCI '16 Contest 6 #3 Turnir	7 / 7
COCI '06 Regional #3 Firefly	10 / 10

Problem	Score
DMOPC '13 Contest 3 P5 - A Romantic Dinner	4 / 10
DMOPC '14 Contest 3 P5 - Not Enough Servers!	2.400 / 20
DMOPC '14 Contest 5 P1 - Core Drill	3 / 3
DMOPC '14 Contest 5 P2 - Longest Tunnel	3 / 3
DMOPC '14 Contest 5 P4 - Kittan's Dilemma	4.500 / 10
DMOPC '15 Contest 1 P1 - Itami and Manga	3 / 3
DMOPC '15 Contest 6 P5 - A Classic Problem	10 / 10
DMOPC '18 Contest 6 P3 - Wish Upon a Star	10 / 10
DMOPC '20 Contest 4 P3 - Roving Roombas	12 / 12
DMOPC '21 Contest 4 P2 - Festive Groups	7 / 7
DMPG '16 S5 - Pizza Bag	12 / 12
DMPG '17 S2 - Anime Conventions	10 / 10

Problem	Score
DWITE '07 R2 #4 - All Is Balanced	5 / 5
DWITE '08 R4 #4 - Shortest path around v2	7 / 7
DWITE '09 R2 #3 - Binary Test String	5 / 5
DWITE '09 R7 #5 - Snapper Chain	10 / 10

Problem	Score
GFSS Christmas Challenge P3 - Candy Distribution	5 / 5
GFSSOC '17 J2 - Admission Average	3 / 3
GFSSOC '17 S1 - Path to Waterloo	7 / 7
GFSSOC '14 Winter J3 - Waiting	3 / 3
GFSSOC '14 Winter J4 - Tic Tac Moe!	5 / 5
GFSSOC '14 Winter S1 - Friendship is a number	5 / 5
GFSSOC '14 Winter S2 - Speech	5 / 5
GFSSOC '15 Fall J2 - Fizz Fuzz	5 / 5
GFSSOC '15 Fall J4 - Marathon	7 / 7
GFSSOC '15 Fall S2 - Hearth	5 / 5
GFSSOC '15 Fall Practice P3 - Bruno and Beads	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 J4 - A Binary Problem	5 / 5
Mock CCC '20 S1 - War	3 / 3
Mock CCC '20 S2 - Flipper Redux	7 / 7
Mock CCC '22 Contest 1 J3 - String Crossing Maximization	7 / 7
Mock CCC '22 Contest 1 J4 - Snowball Fight	5 / 5
Mock CCC '22 Contest 2 J3 - Figure Skating Fun	5 / 5
Mock CCC '22 Contest 2 J4 - Hockey Bracket	7 / 7
Mock CCC '14 J2 - Rope Unfolding	3 / 3
Mock CCC '15 S1 - Dupvoting	1 / 5
Mock CCC '18 Contest 1 J2 - A Substring Problem	3 / 3
Mock CCC '18 Contest 1 J4/S2 - A Square Problem	5 / 5
Mock CCC '18 Contest 2 J5/S3 - A Coloring Problem	10 / 10
Mock CCC '18 Contest 3 J1 - A Sum Problem	3 / 3
Mock CCC '18 Contest 5 J5/S3 - Directed Graph Connectivity	7 / 7
Mock CCC '21 S1 - Edit Distance	5 / 5

Problem	Score
Halloween '14 P1 - Rabbit Girls	3 / 3
MNYC '17: Hurontario	10 / 10
Triway Cup '18 Summer B - Beautiful Water Pearl	7 / 7
Triway Cup '18 Summer E - Eyes of Void	7 / 7
WOSS Dual Olympiad 2022 J1: Holiday Gifting	3 / 3

Problem	Score
2spooky4me	7 / 7
AAAA 1 P1 - Even-Odd Sort	7 / 7
AAAA 1 P2 - Heavy-Light Composition	7 / 7
AAAA 1 P3 - Topographical Sort	12 / 12
Appleby Contest '20 P2 - Playful Playdoughs	5 / 5
Arcadia Computing Contest 1 P3 - ScanTron	5 / 5
Arcadia Computing Contest 1 P4 - Cyclic Sorting	7 / 7
Arcadia Computing Contest 1 P5 - Hacking Grades	7 / 7
String Finding	5 / 5
BPC 1 J1 - Facial Recognition	3 / 3
BPC 1 J3 - Group Project	5 / 5
BSSPC '21 J1 - Eggy's New Clothes	3 / 3
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	2.500 / 5
The Cake is a Dessert	10 / 10
Castle Invasion	10 / 10
Checkerboard Summation (Easy)	12 / 12
Cheerio Contest 1 S2 - School Expansion	7 / 7
CPC '21 Contest 1 P2 - AQT and Multiset	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 E - Knapsack 2	7 / 7
Educational DP Contest AtCoder F - LCS	7 / 7
Educational DP Contest AtCoder G - Longest Path	10 / 10
Educational DP Contest AtCoder H - Grid 1	7 / 7
Educational DP Contest AtCoder I - Coins	10 / 10
Educational DP Contest AtCoder K - Stones	10 / 10
GCC '16 P1 - Watching Anime	10 / 10
Graph Contest 1 P2 - Shortest Path	5 / 5
HCI '16 - Xorpow	10 / 10
Hello, World!	3 / 3
RTE '16 S3 - School Traversal	7 / 7
Skyscrapers	15 / 15
SMAC 08/09 (Oct) #3 - Jumpscotch	12 / 12
Segment Tree Practice 1	12 / 12
Segment Tree Practice 2	12 / 12
THICC '17 P5 - Smarties	7 / 7
Tropical Bananas	10 / 10
XOR Sum	10 / 10

Problem	Score
Wesley's Anger Contest 4 Problem 1 - Zeyu's Zany Zort	3 / 3
Wesley's Anger Contest 5 Problem 1 - Matryoshka Acorns	5 / 5
Wesley's Anger Contest 6 Problem 1 - Timbit Sales	3 / 3
Wesley's Anger Contest Reject 5 - Two Permutations	5 / 5

Problem	Score
WC '18 Contest 2 S1 - Laser Grid	7 / 7
WC '18 Contest 4 S1 - World of StarCraft	10 / 10