User cntour

Points breakdown

20 / 20

AC | JAVA

CCC '10 S3 - Firehose

on Dec. 8, 2025, 2:32 a.m.

15pp

weighted 100% (15pp)

15 / 15

AC | JAVA

CCC '02 S3 - Blindfold

on Nov. 23, 2025, 10:32 p.m.

15pp

weighted 95% (14pp)

15 / 15

AC | PY3

CCC '12 S4 - A Coin Game

on March 1, 2025, 3:48 a.m.

15pp

weighted 90% (14pp)

16 / 16

AC | JAVA

CCC '19 S3 - Arithmetic Square

on Dec. 8, 2025, 3:02 a.m.

12pp

weighted 86% (10pp)

15 / 15

AC | JAVA

CCC '99 S4 - A Knightly Pursuit

on Nov. 23, 2025, 10:51 p.m.

12pp

weighted 81% (9.8pp)

15 / 15

AC | JAVA

CCC '05 S5 - Pinball Ranking

on Nov. 17, 2025, 1:05 a.m.

12pp

weighted 77% (9.3pp)

15 / 15

AC | JAVA

CCC '06 S3 - Tin Can Telephone

on Oct. 6, 2025, 12:14 a.m.

12pp

weighted 74% (8.8pp)

15 / 15

AC | JAVA

CCC '11 S3 - Alice Through the Looking Glass

on Dec. 8, 2025, 2:38 a.m.

10pp

weighted 70% (7.0pp)

15 / 15

AC | JAVA

CCC '06 S4 - Groups

on Nov. 30, 2025, 10:17 p.m.

10pp

weighted 66% (6.6pp)

15 / 30

TLE | JAVA

CCC '19 J5 - Rule of Three

on Nov. 30, 2025, 9:27 p.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 3 P1 - Monkey Shopping	3 / 3
An Animal Contest 3 P2 - Monkey Potato	5 / 5

Problem	Score
Another Contest 8 Problem 2 - Unnecessary Trash Push	3 / 3
Another Contest 9 Problem 1 - Black Room Boy	3 / 3

Problem	Score
BlueBook - Pay	3 / 3
BlueBook - Change	3 / 3
BlueBook - Times Tables	3 / 3
BlueBook - Interest	3 / 3
BlueBook - Power Base	3 / 3
BlueBook - Pop Explosion	3 / 3
BlueBook - Magic Square	3 / 3
BlueBook - Min	3 / 3
BlueBook - Equation	3 / 3

Problem	Score
CCC '00 J1 - Calendar	5 / 5
CCC '00 J2 - 9966	3 / 3
CCC '00 S1 - Slot Machines	5 / 5
CCC '00 S3 - Surfing	7 / 7
CCC '00 S4 - Golf	7 / 7
CCC '01 J1 - Dressing Up	3 / 3
CCC '01 J2 - Mod Inverse	3 / 3
CCC '01 S1 - Keeping Score	5 / 5
CCC '01 S2 - Spirals	5 / 5
CCC '01 S2 - Spirals (Exact Version)	7 / 7
CCC '01 S3 - Strategic Bombing	7 / 7
CCC '02 J1 - 0123456789	3 / 3
CCC '02 J2 - AmeriCanadian	3 / 3
CCC '02 S1 - The Students' Council Breakfast	5 / 5
CCC '02 S2 - Fraction Action	5 / 5
CCC '02 S3 - Blindfold	15 / 15
CCC '03 J1 - Trident	3 / 3
CCC '03 J2 - Picture Perfect	3 / 3
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 / 15
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 J5 - Fractals	10 / 10
CCC '04 S1 - Fix	5 / 5
CCC '04 S2 - TopYodeller	5 / 5
CCC '04 S3 - Spreadsheet	10 / 10
CCC '04 S5 - Super Plumber	10 / 10
CCC '05 J1 - The Cell Sell	3 / 3
CCC '05 J2 - RSA Numbers	3 / 3
CCC '05 J3 - Returning Home	5 / 5
CCC '05 J4 - Cross Spiral	7 / 7
CCC '05 J5 - Bananas	4 / 10
CCC '05 S1 - Snow Calls	5 / 5
CCC '05 S2 - Mouse Move	5 / 5
CCC '05 S5 - Pinball Ranking	12 / 12
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 J5 - CCC Othello	6.667 / 10
CCC '06 S1 - Maternity	5 / 5
CCC '06 S2 - Attack of the CipherTexts	0.200 / 5
CCC '06 S3 - Tin Can Telephone	12 / 12
CCC '06 S4 - Groups	10 / 10
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 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 '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 J4 - From Prefix to Postfix	7 / 7
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 '08 S5 - Nukit	10 / 10
CCC '09 J1 - ISBN	3 / 3
CCC '09 J2 - Old Fishin' Hole	5 / 5
CCC '09 J3 - Good Times	5 / 5
CCC '09 J4 - Signage	7 / 7
CCC '09 S1 - Cool Numbers	5 / 5
CCC '09 S2 - Lights Going On and Off	10 / 10
CCC '09 S3 - Degrees Of Separation	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 S1 - Computer Purchase	5 / 5
CCC '10 S2 - Huffman Encoding	5 / 5
CCC '10 S3 - Firehose	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 J5 - Unfriend	7 / 7
CCC '11 S1 - English or French?	5 / 5
CCC '11 S2 - Multiple Choice	3 / 3
CCC '11 S3 - Alice Through the Looking Glass	10 / 10
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 '12 S3 - Absolutely Acidic	7 / 7
CCC '12 S4 - A Coin Game	15 / 15
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 J4 - Wait Time	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 J1 - Tournament Selection	3 / 3
CCC '16 J2 - Magic Squares	3 / 3
CCC '16 J3 - Hidden Palindrome	5 / 5
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 '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 J5 - Rule of Three	10 / 20
CCC '19 S1 - Flipper	3 / 3
CCC '19 S2 - Pretty Average Primes	5 / 5
CCC '19 S3 - Arithmetic Square	12 / 12
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 '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 J1 - Cupcake Party	3 / 3
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 '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 '24 J1 - Conveyor Belt Sushi	3 / 3
CCC '24 J2 - Dusa And The Yobis	3 / 3
CCC '24 J3 - Bronze Count	5 / 5
CCC '24 J4 - Troublesome Keys	7 / 7
CCC '24 J5 - Harvest Waterloo	7 / 7
CCC '24 S1 - Hat Circle	3 / 3
CCC '25 J1 - Roller Coaster Ride	3 / 3
CCC '25 J2 - Donut Shop	3 / 3
CCC '25 J3 - Product Codes	5 / 5
CCC '25 J4 - Sunny Days	5 / 5
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 '96 S1 - Deficient, Perfect, and Abundant	5 / 5
CCC '96 S2 - Divisibility by 11	7 / 7
CCC '96 S3 - Pattern Generator	5 / 5
CCC '97 S1 - Sentences	5 / 5
CCC '97 S3 - Double Knockout Competition	5 / 5
CCC '98 S1 - Censor	5 / 5
CCC '98 S5 - Mountain Passage	10 / 10
CCC '99 S1 - Card Game	5 / 5
CCC '99 S2 - Year 2000	7 / 7
CCC '99 S4 - A Knightly Pursuit	12 / 12
CCCHK '08 J2 - Lucky Number	3 / 3

Problem	Score
Sorting	3 / 3
Next Prime	5 / 5
Unique Elements	3 / 3

User cntour

Points breakdown

AAC (14 points)

ACC (6 points)

BlueBook (27 points)

CCC (1010.867 points)

Classics (11 points)

COCI (108 points)

DMOPC (154.500 points)

DWITE (51 points)

GFSSOC (11.300 points)

ICPC (19 points)

IOI (7 points)

Mock CCC (24 points)

MWC (8 points)

SAC Coding Challenge (32 points)

Seasonal (32 points)

TLE (15 points)

TSOC (5 points)

Uncategorized (154 points)

VM7WC (10 points)

Woburn Challenge (15 points)

Problem	Score
COCI '06 Contest 1 #2 Herman	5 / 5
COCI '06 Contest 2 #2 ABC	3 / 3
COCI '06 Contest 5 #1 Trik	3 / 3
COCI '07 Contest 2 #2 Crne	3 / 3
COCI '07 Contest 3 #1 Cetiri	3 / 3
COCI '07 Contest 3 #2 Oktalni	3 / 3
COCI '07 Contest 6 #1 Parking	5 / 5
COCI '08 Contest 3 #1 Pet	5 / 5
COCI '09 Contest 1 #1 Note	3 / 3
COCI '09 Contest 1 #2 Domino	5 / 5
COCI '10 Contest 4 #1 Avion	3 / 3
COCI '10 Contest 5 #1 Gljive	3 / 3
COCI '11 Contest 3 #1 Digitalna	3 / 3
COCI '11 Contest 4 #1 Kino	3 / 3
COCI '11 Contest 5 #1 Križaljka	3 / 3
COCI '11 Contest 6 #3 Zagrade	7 / 7
COCI '12 Contest 1 #1 DOM	3 / 3
COCI '12 Contest 6 #1 Baka	3 / 3
COCI '13 Contest 3 #1 Riječi	5 / 5
COCI '13 Contest 5 #1 Lozinka	3 / 3
COCI '14 Contest 1 #1 Prosjek	5 / 5
COCI '14 Contest 2 #2 Utrka	5 / 5
COCI '14 Contest 5 #1 Funghi	3 / 3
COCI '15 Contest 2 #2 Geppetto	7 / 7
COCI '15 Contest 5 #1 Zamka	3 / 3
COCI '16 Contest 1 #1 Tarifa	3 / 3
COCI '18 Contest 1 #1 Nadan	3 / 3
COCI '19 Contest 3 #1 Preokret	5 / 5

Problem	Score
DMOPC '14 Contest 1 P2 - Tiles	3 / 3
DMOPC '14 Contest 1 P3 - New Students	3 / 3
DMOPC '14 Contest 2 P1 - Logging Log	3 / 3
DMOPC '14 Contest 2 P4 - Deforestation	5 / 5
DMOPC '14 Contest 3 P1 - Not Enough Users!	3 / 3
DMOPC '14 Contest 4 P1 - New Key	3 / 3
DMOPC '14 Contest 5 P1 - Core Drill	3 / 3
DMOPC '14 Contest 5 P2 - Longest Tunnel	3 / 3
DMOPC '14 Contest 6 P1 - Finding Bessarion	3 / 3
DMOPC '14 Contest 7 P1 - Flare	3 / 3
DMOPC '15 Contest 1 P1 - Itami and Manga	3 / 3
DMOPC '15 Contest 1 P2 - Itami and Squad	5 / 5
DMOPC '15 Contest 2 P2 - Admin War	3 / 3
DMOPC '15 Contest 4 P1 - Dictionary	3 / 3
DMOPC '15 Contest 4 P2 - The Big Clock	5 / 5
DMOPC '16 Contest 1 P1 - A New Chapter	3 / 3
DMOPC '16 Contest 2 P1 - Seed Strategy	3 / 3
DMOPC '16 Contest 2 P3 - Queries	7 / 7
DMOPC '16 Contest 4 P1 - Fast Exponents	5 / 5
DMOPC '17 Contest 1 P2 - Sharing Crayons	7 / 7
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 P0 - Catch	3 / 3
DMOPC '17 Contest 4 P2 - A Heavy Light Decomposition Problem	7 / 7
DMOPC '17 Contest 5 P1 - IOI 101	3 / 3
DMOPC '18 Contest 1 P1 - Sorting	5 / 5
DMOPC '18 Contest 3 P0 - Bob and ICS Class	3 / 3
DMOPC '19 Contest 1 P0 - Range Finding	3 / 3
DMOPC '19 Contest 3 P1 - Mode Finding	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 6 P0 - Trivial Math	3 / 3
DMOPC '19 Contest 7 P0 - Contest Feedback	3 / 3
DMOPC '20 Contest 1 P2 - Victor's Moral Dilemma	5 / 5
DMOPC '21 Contest 5 P1 - Permutations & Primes	0.500 / 5
DMOPC '21 Contest 9 P2 - String Puzzle	7 / 7
DMPG '15 B1 - Loner Phoner	3 / 3
DMPG '19 S1 - Candy Shop Tycoon	5 / 5

Problem	Score
DWITE '02 R2 #2 - The Five M's of Stats 101	5 / 5
DWITE '07 R1 #3 - Where's my QWERTY?	3 / 3
DWITE '07 R2 #4 - All Is Balanced	5 / 5
DWITE '07 R5 #1 - I heart you	3 / 3
DWITE '09 R1 #3 - That Missing Number	5 / 5
DWITE '09 R1 #4 - My First True Letter	3 / 3
DWITE '09 R3 #1 - Quiz Time	3 / 3
DWITE '09 R3 #4 - Spiral Out	7 / 7
DWITE '09 R7 #1 - Binary Equipment	3 / 3
DWITE '10 R1 #1 - Age Gate	3 / 3
DWITE '11 R1 #4 - C001 Numbers	3 / 3
DWITE '12 R1 #4 - Trick or Tree'ing	5 / 5
DWITE '12 R2 #3 - Bitstrings	3 / 3

Problem	Score
GFSS Christmas Challenge P1 - Arithmetic Operators	3 / 3
GFSSOC '14 Winter J4 - Tic Tac Moe!	5 / 5
GFSSOC '15 Winter J2 - Purchasing Presents	3 / 3
GFSSOC '15 Fall Practice P1 - Bruno and Trig	0.300 / 3

Problem	Score
ACM U of T Tryouts C0 A - Max Flow	3 / 3
ACM U of T Tryouts C3 A - A Research Project	3 / 3
ICPC NAQ 2016 A - A New Alphabet	3 / 3
ICPC NAQ 2016 G - Inverse Factorial	10 / 10

Problem	Score
Mock CCC '20 Contest 1 J3 - A Geometry Problem	3 / 3
Mock CCC '14 S3 - Spreadsheet Sorting	7 / 7
Mock CCC '18 Contest 1 J1 - A String Problem	3 / 3
Mock CCC '18 Contest 5 J2 - Smallest Mode	3 / 3
Mock CCC '18 Contest 5 J4/S2 - Reverse Sort	5 / 5
Mock CCC '19 Contest 1 S1 - Pusheen's Report Card	3 / 3

Problem	Score
SAC '21 Code Challenge P1 - Shrinkage	3 / 3
SAC '21 Code Challenge P4 - Averaging Averages	5 / 5
SAC '22 Code Challenge 1 P1 - That Teacher	3 / 3
SAC '22 Code Challenge 2 P1 - Calendar Management	5 / 5
SAC '22 Code Challenge 3 P2 - Unicycle License	5 / 5
SAC '22 Code Challenge 4 Junior P1 - Obligatory DeMello Problem	3 / 3
SAC '22 Code Challenge 5 Junior P1 - Monkey, Type!	3 / 3
SAC '22 Code Challenge 5 Junior P3 - Media List	5 / 5

Problem	Score
Back From Summer '17 P2: Crayola Lightsaber	7 / 7
Back To School '17: Avalon	5 / 5
Back To School '18: Letter Frequency	7 / 7
Miracle Sort	3 / 3
Is it a Tree?	7 / 7
WOSS Dual Olympiad 2021 J2/S1: Secret Formula	3 / 3

Problem	Score
TLE '16 Contest 4 P1 - Stack of Presents	5 / 5
TLE '16 Contest 6 (Mock CCC) S1 - Writing the CCC	5 / 5
TLE '17 Contest 2 P2 - Unlucky Numbers	5 / 5

Problem	Score
Triple Fat Ladies	5 / 5
Appleby Contest '19 P3 - A Recursion Problem	5 / 5
Another Sorting	5 / 5
A Plus B	3 / 3
Adding Reversed Numbers	5 / 5
List Minimum	3 / 3
List Minimum (Easy)	3 / 3
A Block Game	3 / 3
BPC 1 J1 - Facial Recognition	3 / 3
Chocolate Bar	5 / 5
3n+1	3 / 3
CPC '19 Contest 1 P1 - Distance	3 / 3
Educational DP Contest AtCoder A - Frog 1	7 / 7
Educational DP Contest AtCoder D - Knapsack 1	7 / 7
PEG Test '11 - Cyclopian Suits	3 / 3
PEG Test '11 - Cyclopian Cash	3 / 3
Troubling Triangles	7 / 7
Good Sets	10 / 10
Hailstone Numbers	3 / 3
HCI '16 - Ulam Spiral	5 / 5
Hello, World!	3 / 3
A Math Contest P2 - Subsequence Sum	5 / 5
A Math Contest P5 - Good Arrays	7 / 7
The Mirror	5 / 5
Postfix Notation	7 / 7
Primes	3 / 3
Rat In A Maze	5 / 5
Bubble Sort	7 / 7
THICC '17 P2 - Molly and Product	7 / 7
Valentine's Day '19 J5 - Falling in Love	7 / 7
Valentine's Day '19 S2 - Ctudor's Cute Cacti	7 / 7

Problem	Score
VM7WC '16 #2 Silver - GG	5 / 5
VM7WC '16 #3 Silver - Can Shahir even get there?!	5 / 5

Problem	Score
WC '15 Contest 2 J1 - A New Hope	3 / 3
WC '16 Contest 1 J1 - A Spooky Season	3 / 3
WC '17 Contest 1 J1 - Canadian Accent	3 / 3
WC '17 Contest 1 J2 - How's the Weather?	3 / 3
WC '18 Contest 3 J1 - An Honest Day's Work	3 / 3