User joyn

Points breakdown

100 / 100

AC | JAVA

DMOPC '14 Contest 1 P4 - Perfect Timing

on April 23, 2026, 5:44 p.m.

5pp

weighted 100% (5.0pp)

80 / 80

AC | JAVA

COCI '14 Contest 1 #2 Klopka

on April 23, 2026, 5:41 p.m.

5pp

weighted 95% (4.8pp)

15 / 15

AC | JAVA

Mock CCC '22 Contest 2 J3 - Figure Skating Fun

on April 16, 2026, 11:44 p.m.

5pp

weighted 90% (4.5pp)

100 / 100

AC | JAVA

An Animal Contest 2 P1 - Koala Konundrum

on April 14, 2026, 12:20 a.m.

5pp

weighted 86% (4.3pp)

5 / 5

AC | JAVA

WC '96 P3 - Hidden Geography

on April 13, 2026, 11:08 p.m.

5pp

weighted 81% (4.1pp)

15 / 15

AC | JAVA

CCC '98 S1 - Censor

on April 13, 2026, 10:20 p.m.

5pp

weighted 77% (3.9pp)

15 / 15

AC | JAVA

CCC '05 J3 - Returning Home

on April 13, 2026, 10:03 p.m.

5pp

weighted 74% (3.7pp)

50 / 50

AC | JAVA

COCI '08 Contest 3 #2 Kemija

on April 13, 2026, 5:53 p.m.

5pp

weighted 70% (3.5pp)

30 / 30

AC | JAVA

CCC '11 S1 - English or French?

on April 13, 2026, 5:21 p.m.

5pp

weighted 66% (3.3pp)

100 / 100

AC | JAVA

GFSSOC '15 Fall J3 - Equation Solver

on April 10, 2026, 3:39 p.m.

5pp

weighted 63% (3.2pp)

Problem	Score
BlueBook - Find the Character	3 / 3
BlueBook - Column of Numbers	3 / 3
BlueBook - Digits	3 / 3
BlueBook - Lower Case	3 / 3

Problem	Score
CCC '01 J1 - Dressing Up	3 / 3
CCC '02 J2 - AmeriCanadian	3 / 3
CCC '03 J1 - Trident	3 / 3
CCC '05 J3 - Returning Home	5 / 5
CCC '07 J1 - Who is in the Middle?	1.200 / 3
CCC '07 J2 - I Speak TXTMSG	3 / 3
CCC '07 J3 - Deal or No Deal Calculator	2.400 / 3
CCC '08 J1 - Body Mass Index	3 / 3
CCC '11 S1 - English or French?	5 / 5
CCC '12 J2 - Sounds fishy!	3 / 3
CCC '14 J1 - Triangle Times	3 / 3
CCC '14 J2 - Vote Count	3 / 3
CCC '15 J1 - Special Day	1.600 / 3
CCC '15 J2 - Happy or Sad	3 / 3
CCC '18 J1 - Telemarketer or not?	3 / 3
CCC '20 J1 - Dog Treats	3 / 3
CCC '22 J1 - Cupcake Party	3 / 3
CCC '23 J1 - Deliv-e-droid	3 / 3
CCC '24 J1 - Conveyor Belt Sushi	3 / 3
CCC '98 S1 - Censor	5 / 5

Problem	Score
COCI '06 Contest 4 #2 Skener	3 / 3
COCI '06 Contest 5 #1 Trik	3 / 3
COCI '07 Contest 3 #1 Cetiri	3 / 3
COCI '07 Contest 3 #2 Oktalni	3 / 3
COCI '08 Contest 3 #2 Kemija	5 / 5
COCI '09 Contest 4 #1 Autori	3 / 3
COCI '09 Contest 5 #1 Sok	3 / 3
COCI '10 Contest 1 #1 Timsko	3 / 3
COCI '10 Contest 4 #1 Avion	3 / 3
COCI '11 Contest 6 #1 Jack	3 / 3
COCI '12 Contest 2 #1 Mortadela	3 / 3
COCI '12 Contest 3 #1 Sahovnica	3 / 3
COCI '13 Contest 6 #1 Vjeko	3 / 3
COCI '14 Contest 1 #2 Klopka	5 / 5
COCI '16 Contest 5 #1 Tuna	3 / 3
COCI '17 Contest 3 #1 Aron	3 / 3

Problem	Score
DMOPC '14 Contest 1 P4 - Perfect Timing	5 / 5
DMOPC '14 Contest 4 P1 - New Key	0.300 / 3
DMOPC '14 Contest 4 P2 - Redirection	3 / 3
DMOPC '14 Contest 6 P1 - Finding Bessarion	3 / 3
DMOPC '16 Contest 3 P0 - Negative Feedback	3 / 3
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 4 P0 - Catch	3 / 3
DMOPC '19 Contest 4 P0 - Yikes	3 / 3
DMOPC '21 Contest 6 P1 - Bigger Big Integer	0.400 / 3

Problem	Score
DWITE '07 R1 #2 - Cubes in a Pyramid	0.600 / 3
DWITE '09 R4 #1 - Social Media Overload	3 / 3
DWITE '11 R1 #4 - C001 Numbers	3 / 3
DWITE '12 R2 #3 - Bitstrings	3 / 3

User joyn

Points breakdown

AAC (5 points)

BlueBook (12 points)

CCC (62.200 points)

China NOI (3 points)

COCI (52 points)

DMOPC (29.700 points)

DWITE (9.600 points)

ECOO (6 points)

GFSSOC (11 points)

ICPC (6 points)

Mock CCC (31 points)

SAC Coding Challenge (12 points)

Seasonal (17 points)

SIUCF (3 points)

TLE (9 points)

Uncategorized (38.500 points)

VM7WC (3 points)

WAC (3 points)

Waterloo Local (3 points)

Woburn Challenge (23 points)

Problem	Score
ECOO '21 P1 - Many Messages	3 / 3
ECOO '21 P2 - DNA Derren	3 / 3

Problem	Score
GFSS Christmas Challenge P1 - Arithmetic Operators	3 / 3
GFSS Christmas Challenge P2 - Height Inspection	3 / 3
GFSSOC '15 Fall J3 - Equation Solver	5 / 5

Problem	Score
ICPC NAQ 2016 J - Quick Estimates	3 / 3
ICPC SWERC 2017 F - Shattered Cake	3 / 3

Problem	Score
Mock CCC '20 S1 - War	3 / 3
Mock CCC '22 Contest 2 J3 - Figure Skating Fun	5 / 5
Mock CCC '18 Contest 1 J2 - A Substring Problem	3 / 3
Mock CCC '18 Contest 3 J4/S2 - A Median Problem	5 / 5
Mock CCC '18 Contest 5 J1 - Looking for the CCC	3 / 3
Mock CCC '19 Contest 1 J2 - Pusheen OCR	3 / 3
Mock CCC '19 Contest 1 J4 - Pusheen Plays Neko Atsume	3 / 3
Mock CCC '19 Contest 1 S1 - Pusheen's Report Card	3 / 3
Riolku's Mock CCC S1 - Word Bot	3 / 3

Problem	Score
SAC '21 Code Challenge P1 - Shrinkage	3 / 3
SAC '22 Code Challenge 1 P1 - That Teacher	3 / 3
SAC '22 Code Challenge 3 Junior P1 - Normal Problem	3 / 3
SAC '22 Code Challenge 3 P1 - Hair Hazards	3 / 3

Problem	Score
Back From Summer '19 P1: Winnie's Orphans	3 / 3
Back To School '19: H🅰️r🅰️mbe	3 / 3
Max's Anger Contest Series 1 P1 - Hunger Bar	3 / 3
New Year's '15 P1 - Invitation Devastation	3 / 3
New Year's '18 P2 - Mimi and Christmas Cake	5 / 5

Problem	Score
TLE '16 Contest 1 P1 - Buying Paper	3 / 3
TLE '17 Contest 2 P1 - Cadadr	3 / 3
TLE '17 Contest 5 P1 - Guess the Number	3 / 3

Problem	Score
Mirrored Pairs	3 / 3
Amplitude Hackathon Summer '25 Problem 2 - AI (Also Easy)	3 / 3
Art Academy 0: Prologue	3 / 3
PEG Test '14 - Water	3 / 3
BSSPC '21 J1 - Eggy's New Clothes	3 / 3
3n+1	3 / 3
CPC '21 Contest 1 P0 - AQT and Alphabet	3 / 3
Diagnostic Test '16 Level 2 P2 - Gibe clays	3 / 3
Hello, World!	3 / 3
VMSS Pre-Pre-Windsor P1 - Mr. White's Carnival	3 / 3
Spring Coding Bowl '22 P1 - Student Numbers	3 / 3
The Cosmic Era P1 - Ship	3 / 3
Towers	2.500 / 3

Problem	Score
WC '15 Contest 2 J1 - A New Hope	3 / 3
WC '15 Contest 4 J2 - Mission Briefing	3 / 3
WC '15 Finals J1 - Vertical Posting	3 / 3
WC '17 Contest 1 J1 - Canadian Accent	3 / 3
WC '18 Contest 1 J2 - Making the Cut	3 / 3
WC '18 Contest 3 J1 - An Honest Day's Work	3 / 3
WC '96 P3 - Hidden Geography	5 / 5