User vot

Points breakdown

60 / 60

AC | C++20

COCI '07 Contest 6 #4 George

on Feb. 19, 2026, 1:33 a.m.

15pp

weighted 100% (15pp)

25 / 25

AC | C++20

CCO '14 P2 - King Gruff

on Feb. 12, 2026, 8:20 p.m.

15pp

weighted 95% (14pp)

15 / 15

AC | C++20

CCC '13 S5 - Factor Solitaire

on Nov. 9, 2025, 4:20 a.m.

15pp

weighted 90% (14pp)

15 / 15

AC | C++20

COCI '10 Contest 5 #5 Dvoniz

on Feb. 18, 2026, 12:08 a.m.

12pp

weighted 86% (10pp)

100 / 100

AC | C++20

An Animal Contest 2 P4 - Koala Gambling

on Feb. 17, 2026, 8:07 p.m.

12pp

weighted 81% (9.8pp)

15 / 15

AC | C++20

CCC '21 S4 - Daily Commute

on Feb. 11, 2026, 6:03 p.m.

12pp

weighted 77% (9.3pp)

10 / 10

AC | C++20

COCI '10 Contest 3 #5 Diferencija

on Feb. 9, 2026, 12:02 a.m.

12pp

weighted 74% (8.8pp)

15 / 15

AC | C++20

CCC '09 S5 - Wireless

on Feb. 8, 2026, 9:11 p.m.

12pp

weighted 70% (8.4pp)

15 / 15

AC | C++20

CCC '16 S3 - Phonomenal Reviews

on Jan. 1, 2026, 7:04 p.m.

12pp

weighted 66% (8.0pp)

100 / 100

AC | C++20

AAAA 1 P3 - Topographical Sort

on Dec. 25, 2025, 2:28 a.m.

12pp

weighted 63% (7.6pp)

Problem	Score
An Animal Contest 1 P2 - Alpaca Racing	5 / 5
An Animal Contest 2 P4 - Koala Gambling	12 / 12
An Animal Contest 4 P3 - Snowy Slopes	10 / 10

Problem	Score
CCC '00 J2 - 9966	3 / 3
CCC '00 S1 - Slot Machines	5 / 5
CCC '00 S4 - Golf	7 / 7
CCC '01 J2 - Mod Inverse	3 / 3
CCC '02 S4 - Bridge Crossing	10 / 10
CCC '04 J1 - Squares	3 / 3
CCC '05 J3 - Returning Home	5 / 5
CCC '05 S1 - Snow Calls	5 / 5
CCC '06 S2 - Attack of the CipherTexts	0.200 / 5
CCC '06 S3 - Tin Can Telephone	12 / 12
CCC '08 S4 - Twenty-four	6 / 10
CCC '09 S2 - Lights Going On and Off	10 / 10
CCC '09 S5 - Wireless	12 / 12
CCC '12 S3 - Absolutely Acidic	7 / 7
CCC '13 S5 - Factor Solitaire	15 / 15
CCC '14 S2 - Assigning Partners	5 / 5
CCC '14 S3 - The Geneva Confection	7 / 7
CCC '15 S3 - Gates	10 / 10
CCC '16 S3 - Phonomenal Reviews	12 / 12
CCC '17 S3 - Nailed It!	7 / 7
CCC '18 J1 - Telemarketer or not?	3 / 3
CCC '19 J1 - Winning Score	3 / 3
CCC '19 J3 - Cold Compress	5 / 5
CCC '19 S1 - Flipper	3 / 3
CCC '19 S2 - Pretty Average Primes	2 / 5
CCC '20 J1 - Dog Treats	3 / 3
CCC '21 S1 - Crazy Fencing	5 / 5
CCC '21 S2 - Modern Art	7 / 7
CCC '21 S4 - Daily Commute	12 / 12
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 '23 J1 - Deliv-e-droid	3 / 3
CCC '23 J2 - Chili Peppers	3 / 3
CCC '23 J3 - Special Event	5 / 5
CCC '23 S1 - Trianglane	5 / 5
CCC '24 J1 - Conveyor Belt Sushi	3 / 3
CCC '24 J5 - Harvest Waterloo	7 / 7
CCC '24 S1 - Hat Circle	3 / 3
CCC '24 S2 - Heavy-Light Composition	5 / 5
CCC '25 J5 - Connecting Territories	7 / 7
CCC '25 S3 - Pretty Pens	10 / 10
CCC '96 S1 - Deficient, Perfect, and Abundant	5 / 5
CCCHK '08 J3 - Phone book	5 / 5

Problem	Score
Sorting	3 / 3
Unique Elements	3 / 3
Single Source Shortest Path	7 / 7

Problem	Score
COCI '07 Contest 6 #4 George	15 / 15
COCI '09 Contest 1 #1 Note	3 / 3
COCI '09 Contest 3 #4 Razgovori	10 / 10
COCI '10 Contest 1 #5 Tabovi	10 / 10
COCI '10 Contest 3 #5 Diferencija	12 / 12
COCI '10 Contest 5 #5 Dvoniz	12 / 12
COCI '11 Contest 6 #4 Rez	10 / 10
COCI '12 Contest 2 #4 Popust	10 / 10
COCI '14 Contest 6 #4 Kratki	10 / 10
COCI '15 Contest 5 #4 Poplava	12 / 12
COCI '06 Regional #3 Firefly	10 / 10

Problem	Score
DMOPC '14 Exam Time P4 - Exam Delay	10 / 10
DMOPC '15 Contest 1 P5 - Lelei and Dragon Scales	10 / 10
DMOPC '15 Contest 6 P4 - Line Graph	10 / 10
DMOPC '15 Contest 6 P5 - A Classic Problem	10 / 10
DMPG '18 G1 - Musical Chairs	10 / 10

User vot

Points breakdown

AAC (27 points)

ACC (10 points)

CCC (259.200 points)

CCO (85 points)

Classics (13 points)

COCI (114 points)

DMOPC (50 points)

DWITE (25 points)

EGOI (7.700 points)

Mock CCC (3 points)

MWC (5 points)

SAC Coding Challenge (7 points)

Seasonal (10 points)

SIUCF (3 points)

Uncategorized (173 points)

Woburn Challenge (12 points)

YAC (10 points)

Problem	Score
CCO '00 P1 - Subsets	10 / 10
CCO '01 P1 - The Monkey Dance	10 / 10
CCO '07 P2 - Snowflakes	10 / 10
CCO '10 P4 - Computer Purchase Return	10 / 10
CCO '14 P1 - Troyangles	10 / 10
CCO '14 P2 - King Gruff	15 / 15
CCO '20 P1 - A Game with Grundy	10 / 10
CCO '97 P2 - Alien Invasion	10 / 10

Problem	Score
DWITE '06 R5 #5 - Prime Palindromes	10 / 10
DWITE '07 R2 #4 - All Is Balanced	5 / 5
DWITE '09 R7 #5 - Snapper Chain	10 / 10

Problem	Score
Triway Cup '18 Summer B - Beautiful Water Pearl	7 / 7
Triway Cup '19 Summer F - Race	3 / 3

Problem	Score
2spooky4me	7 / 7
Triple Fat Ladies	5 / 5
AAAA 1 P1 - Even-Odd Sort	7 / 7
AAAA 1 P2 - Heavy-Light Composition	7 / 7
AAAA 1 P3 - Topographical Sort	12 / 12
ACSL '09 Practice P3 - Zeroes	10 / 10
Arcadia Computing Contest 2 P5 - lp0 is on fire!	10 / 10
BSSPC '22 P8 - Bayview's RGB Gaming PC	10 / 10
The Cake is a Dessert	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 D - Knapsack 1	7 / 7
MALD Contest 1 P2 - Scratch Cat and Examinations	5 / 5
OTHS Coding Competition 3 (Mock CCC) S1 - The 5th Laboratory	5 / 5
The Third Cellar	10 / 10
VMSS Pre-Windsor P5 - Math Depression	5 / 5
Sum Maximization	10 / 10
Tropical Bananas	10 / 10
UTS Open '21 P2 - Prime Array	10 / 10

Problem	Score
WC '18 Contest 1 J3 - Comparing Grades	5 / 5
WC '18 Contest 1 S1 - Inspiration	7 / 7