User relyks

Points breakdown

17 / 17

AC | PYPY3

XOR Minimum

on Oct. 16, 2025, 6:54 a.m.

17pp

weighted 100% (17pp)

16 / 16

AC | PYPY3

CCC '21 S5 - Math Homework

on Dec. 6, 2025, 3:29 a.m.

15pp

weighted 95% (14pp)

100 / 100

AC | PYPY3

Segment Tree Practice 3

on Dec. 5, 2025, 3:07 a.m.

15pp

weighted 90% (14pp)

100 / 100

AC | PYPY3

Segment Tree Test

on Nov. 27, 2025, 5:35 a.m.

15pp

weighted 86% (13pp)

100 / 100

AC | PYPY3

Checkerboard Summation (Hard)

on Nov. 22, 2025, 2:16 a.m.

15pp

weighted 81% (12pp)

200 / 200

AC | C++17

IOI '01 P1 - Mobile Phones

on Nov. 22, 2025, 12:42 a.m.

15pp

weighted 77% (12pp)

100 / 100

AC | PYPY3

Educational DP Contest AtCoder Q - Flowers

on Nov. 21, 2025, 5:33 p.m.

15pp

weighted 74% (11pp)

100 / 100

AC | C++20

COCI '15 Contest 2 #5 Vudu

on Nov. 15, 2025, 4:18 a.m.

15pp

weighted 70% (10pp)

15 / 15

AC | C++20

CCC '23 S4 - Minimum Cost Roads

on Oct. 17, 2025, 2:58 a.m.

15pp

weighted 66% (10.0pp)

20 / 20

AC | C++20

COCI '06 Contest 5 #6 Dvaput

on Oct. 11, 2025, 7:51 p.m.

15pp

weighted 63% (9.5pp)

Problem	Score
Another Contest 1 Problem 3 - Poutine	10 / 10
Another Contest 2 Problem 1 - Poutine	15 / 15
Another Contest 3 Problem 1 - Diverse Arrays	7 / 7
Another Contest 3 Problem 3 - Lexicographically Largest Common Subsequence	7 / 7

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

Problem	Score
CCC '00 S4 - Golf	7 / 7
CCC '02 S4 - Bridge Crossing	10 / 10
CCC '03 S3 - Floor Plan	5.600 / 7
CCC '05 S5 - Pinball Ranking	12 / 12
CCC '06 J4 - It's tough being a teen!	7 / 7
CCC '07 J5 - Keep on Truckin'	7 / 7
CCC '07 S4 - Waterpark	7 / 7
CCC '07 S5 - Bowling for Numbers	10 / 10
CCC '08 S3 - Maze	7 / 7
CCC '08 S5 - Nukit	10 / 10
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 '09 S4 - Shop and Ship	10 / 10
CCC '09 S5 - Wireless	12 / 12
CCC '10 J5 - Knight Hop	7 / 7
CCC '11 J5 - Unfriend	7 / 7
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 S4 - Who is Taller?	7 / 7
CCC '14 S4 - Tinted Glass Window	15 / 15
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 '15 S4 - Convex Hull	15 / 15
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 '16 S4 - Combining Riceballs	15 / 15
CCC '17 S1 - Sum Game	3 / 3
CCC '17 S2 - High Tide, Low Tide	5 / 5
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 J3 - Cold Compress	5 / 5
CCC '19 S1 - Flipper	3 / 3
CCC '19 S2 - Pretty Average Primes	2 / 5
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 '20 S3 - Searching for Strings	12 / 12
CCC '20 S4 - Swapping Seats	12 / 12
CCC '21 J4 - Arranging Books	7 / 7
CCC '21 S1 - Crazy Fencing	5 / 5
CCC '21 S2 - Modern Art	7 / 7
CCC '21 S3 - Lunch Concert	10 / 10
CCC '21 S5 - Math Homework	15 / 15
CCC '22 J5 - Square Pool	5.333 / 10
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 J5 - CCC Word Hunt	10 / 10
CCC '23 S1 - Trianglane	5 / 5
CCC '23 S2 - Symmetric Mountains	7 / 7
CCC '23 S3 - Palindromic Poster	10 / 10
CCC '23 S4 - Minimum Cost Roads	15 / 15
CCC '24 J5 - Harvest Waterloo	7 / 7
CCC '24 S1 - Hat Circle	3 / 3
CCC '24 S2 - Heavy-Light Composition	5 / 5
CCC '24 S3 - Swipe	10 / 10
CCC '24 S4 - Painting Roads	12 / 12
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 '25 S3 - Pretty Pens	10 / 10
CCC '25 S4 - Floor is Lava	6.400 / 12

Problem	Score
CCO '08 P5 - Candy	7 / 7
CCO '09 P6 - A Weighty Problem	12 / 12
CCO '10 P3 - Wowow	5.400 / 15
CCO '10 P4 - Computer Purchase Return	10 / 10
CCO '12 P2 - The Hungary Games	15 / 15
CCO '14 P1 - Troyangles	10 / 10
CCO '15 P2 - Artskjid	15 / 15
CCO '16 P4 - O Canada	10 / 10
CCO '18 P1 - Geese vs. Hawks	10 / 10
CCO '24 P1 - Treasure Hunt	10 / 10
CCO '97 P2 - Alien Invasion	10 / 10

Problem	Score
CIW '25 P1 - Course Override	7 / 7
CIW '25 P2 - Chocolate Bar Partition 2	12 / 12
CIW '25 P4 - Hit the Griddy	10 / 10

User relyks

Points breakdown

AAC (7 points)

ACC (39 points)

Baltic OI (17 points)

Bubble Cup (12 points)

CCC (558.333 points)

CCO (114.400 points)

CEOI (7 points)

CIW (29 points)

Classics (29 points)

COCI (320.900 points)

Data Structure Tests (35 points)

DMOPC (345.567 points)

DWITE (14 points)

ECOO (19 points)

EGOI (7 points)

FHC (20 points)

GFSSOC (33 points)

ICPC (24 points)

IOI (35.500 points)

JOI (5 points)

Mock CCC (62 points)

Mock CCO (39 points)

MWC (10 points)

SAC Coding Challenge (14 points)

Seasonal (79 points)

TLE (15 points)

TSOC (12.950 points)

Uncategorized (723 points)

VM7WC (74 points)

WAC (5 points)

Woburn Challenge (40 points)

YAC (24 points)

Problem	Score
HopScotch II	12 / 12
Longest Increasing Subsequence	10 / 10
Single Source Shortest Path	7 / 7

Problem	Score
COCI '06 Contest 1 #4 Slikar	10 / 10
COCI '06 Contest 1 #5 Bond	12 / 12
COCI '06 Contest 2 #5 Stol	12 / 12
COCI '06 Contest 3 #5 Bicikli	15 / 15
COCI '06 Contest 5 #5 Ivana	15 / 15
COCI '06 Contest 5 #6 Dvaput	15 / 15
COCI '07 Contest 1 #4 Zapis	15 / 15
COCI '07 Contest 1 #5 Srednji	7 / 7
COCI '07 Contest 4 #4 Muzicari	10 / 10
COCI '10 Contest 2 #2 Napor	5 / 5
COCI '10 Contest 3 #5 Diferencija	12 / 12
COCI '10 Contest 6 #4 Abeceda	10 / 10
COCI '10 Contest 7 #3 Gitara	7 / 7
COCI '12 Contest 6 #3 Dobri	7 / 7
COCI '14 Contest 2 #3 Studentsko	2.400 / 12
COCI '14 Contest 3 #4 Coci	15 / 15
COCI '14 Contest 6 #4 Kratki	10 / 10
COCI '15 Contest 2 #5 Vudu	15 / 15
COCI '15 Contest 4 #3 Deathstar	7 / 7
COCI '16 Contest 2 #4 Prosječni	10 / 10
COCI '16 Contest 4 #3 Kas	10 / 10
COCI '16 Contest 6 #3 Turnir	7 / 7
COCI '17 Contest 1 #3 Lozinke Hard	7 / 7
COCI '17 Contest 3 #4 Portal	6 / 12
COCI '18 Contest 2 #4 Maja	10.500 / 15
COCI '18 Contest 4 #2 Wand	7 / 7
COCI '19 Contest 4 #5 Nivelle	12 / 12
COCI '20 Contest 1 #2 Bajka	7 / 7
COCI '20 Contest 3 #1 Knjige	7 / 7
COCI '20 Contest 5 #2 Po	7 / 7
COCI '22 Contest 3 #4 Bomboni	12 / 12
COI '06 #1 Patrik	12 / 12
COCI '08 Regional #2 Majstor	5 / 5

Problem	Score
Binary Indexed Tree Test	10 / 10
Disjoint Set Test	10 / 10
Segment Tree Test	15 / 15

Problem	Score
DMOPC '13 Contest 1 P4 - AFK	4.900 / 7
DMOPC '13 Contest 3 P5 - A Romantic Dinner	10 / 10
DMOPC '14 Contest 1 P5 - Surprise Teleport	7 / 7
DMOPC '14 Contest 2 P4 - Deforestation	5 / 5
DMOPC '14 Contest 2 P5 - Sawmill Scheme	10 / 10
DMOPC '14 Contest 3 P6 - Not Enough Time!	10 / 10
DMOPC '14 Contest 4 P6 - Save Nagato!	5 / 10
DMOPC '15 Contest 1 P5 - Lelei and Dragon Scales	10 / 10
DMOPC '15 Contest 2 P4 - Personal Assistant	12 / 12
DMOPC '15 Contest 6 P4 - Line Graph	10 / 10
DMOPC '15 Contest 6 P5 - A Classic Problem	10 / 10
DMOPC '16 Contest 1 P3 - Shoe Shopping	7 / 7
DMOPC '16 Contest 1 P5 - Blood Tubes	12 / 12
DMOPC '16 Contest 2 P2 - Ebola Outbreak	7 / 7
DMOPC '16 Contest 4 P1 - Fast Exponents	5 / 5
DMOPC '16 Contest 4 P3 - Carnival Phantasm	10 / 10
DMOPC '16 Contest 4 P5 - Migrant Mascot	10 / 10
DMOPC '17 Contest 1 P3 - Hitchhiking Fun	7 / 7
DMOPC '17 Contest 1 P4 - Quests	12 / 12
DMOPC '17 Contest 2 P3 - Bad Bunnies	10 / 10
DMOPC '18 Contest 3 P2 - Bob and French Class	7 / 7
DMOPC '18 Contest 4 P2 - Dr. Henri and Responsibility	7 / 7
DMOPC '18 Contest 4 P3 - Dr. Henri and Ionization	10 / 10
DMOPC '18 Contest 4 P4 - Dr. Henri and Lab Data	12 / 12
DMOPC '18 Contest 6 P3 - Wish Upon a Star	10 / 10
DMOPC '19 Contest 1 P3 - Simple Math	12 / 12
DMOPC '19 Contest 2 P2 - Squares	7 / 7
DMOPC '19 Contest 3 P3 - Majority	12 / 12
DMOPC '19 Contest 4 P1 - Valid Strings	5 / 5
DMOPC '20 Contest 6 P3 - Bread Merchant	10 / 10
DMOPC '21 Contest 1 P1 - Partial Game	5 / 5
DMOPC '21 Contest 3 P2 - Weak Data	10 / 10
DMOPC '21 Contest 4 P2 - Festive Groups	7 / 7
DMOPC '21 Contest 6 P3 - An Art Problem	6.667 / 10
DMOPC '21 Contest 9 P3 - Terrible Trains	12 / 12
DMOPC '22 Contest 5 P1 - Triple Triplets	5 / 5
DMPG '15 S5 - Black and White	12 / 12
DMPG '16 S5 - Pizza Bag	12 / 12
DMPG '17 S2 - Anime Conventions	10 / 10

Problem	Score
DWITE '08 R3 #4 - Time for change	7 / 7
DWITE '09 R1 #5 - Running In Circles	7 / 7

Problem	Score
ECOO '17 R2 P3 - Lunch Time	12 / 12
ECOO '17 R3 P2 - Family Trees	7 / 7

Problem	Score
Facebook Hacker Cup '15 Round 1 P2 - Autocomplete	10 / 10
Facebook Hacker Cup '15 Round 2 P1 - Lazy Sort	10 / 10

Problem	Score
GFSSOC '15 Fall J4 - Marathon	7 / 7
GFSSOC '15 Fall S4 - Mostly Talking	15 / 15
GFSSOC '15 Winter S1 - OR-deal	5 / 5
GFSSOC '15 Winter S4 - Starry Nights	6 / 12

Problem	Score
ICPC NAQ 2016 G - Inverse Factorial	10 / 10
ICPC PACNW 2016 A - Alphabet	7 / 7
ICPC PACNW 2016 H - Paint	7 / 7

Problem	Score
IOI '00 P1 - Palindrome	10 / 10
IOI '01 P1 - Mobile Phones	15 / 15
IOI '08 P1 - Type Printer	3.500 / 12
IOI '94 P1 - The Triangle	7 / 7

Problem	Score
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 S2 - Flipper Redux	7 / 7
Mock CCC '20 Contest 2 S3 - Tree Programming	10 / 10
Mock CCC '22 Contest 1 J5 - New Year's Restrictions	7 / 7
Mock CCC '22 Contest 2 J5 - Dominating the Olympics	10 / 10
Mock CCC '18 Contest 1 J3/S1 - A Math Problem	5 / 5
Mock CCC '18 Contest 1 J4/S2 - A Square Problem	5 / 5
Mock CCC '18 Contest 5 J5/S3 - Directed Graph Connectivity	7 / 7
Mock CCC '19 Contest 1 J3 - Pusheen Eats Tuna Sashimi and Tuna Nigiri	3 / 3

Problem	Score
CCO Preparation Test 5 P1 - City Game	15 / 15
CCO Preparation Test 6 P2 - An Easy Problem	12 / 12
Mock CCO '19 Contest 2 Problem 6 - A Fundraising Problem	12 / 12

Problem	Score
SAC '22 Code Challenge 4 Junior P4 - Obligatory Permutation Problem	7 / 7
SAC '22 Code Challenge 5 Junior P4 - Course Requirements	7 / 7

Problem	Score
Canada Day Contest 2021 - Bob and Canada	7 / 7
Canada Day Contest 2021 - CCC Bad Haha	12 / 12
Death Gun	7 / 7
Max's Anger Contest Series 2 P2 - Password Anger	5 / 5
Max's Anger Contest Series 2 P3 - Array Anger	7 / 7
MEC '16 P3 - Getting Good at Programming	10 / 10
MNYC '17: Hurontario	10 / 10
Triway Cup '18 Summer B - Beautiful Water Pearl	7 / 7
Is it a Tree?	7 / 7
Valentine's Day '15 P2 - Simon and Marcy	7 / 7

Problem	Score
TSOC '15 Contest 1 #5 - Giant Ants	5.950 / 7
TSOC '16 Contest 1 #4 - Alex and Animal Rights	7 / 7

Problem	Score
16 BIT S/W ONLY	3 / 3
2spooky4me	7 / 7
Appleby Contest '19 P5 - Matrix Operation	10 / 10
Appleby Contest '20 P3 - Ridiculous String	10 / 10
Arcadia Computing Contest 1 P1 - Test Anxiety	3 / 3
Arcadia Computing Contest 1 P2 - Chemistry	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
Arcadia Computing Contest 2 P1 - Rejected	3 / 3
Arcadia Computing Contest 2 P2 - Tennis	5 / 5
Arcadia Computing Contest 2 P3 - Alternato	7 / 7
Arcadia Computing Contest 2 P4 - Choose Your Own Adventure!	7 / 7
Arcadia Computing Contest 2 P5 - lp0 is on fire!	10 / 10
A Noisy Class	7 / 7
A Plus B	3 / 3
Big Deposits	7 / 7
Lexicographically Least Substring (Hard)	15 / 15
String Finding	5 / 5
Binary	5 / 5
Back to School '24 P1 - Kicking	5 / 5
Casino Crisis	12 / 12
Castle Invasion	10 / 10
Coin Change	7 / 7
Checkerboard Summation (Hard)	15 / 15
Cheerio Contest 1 S2 - School Expansion	7 / 7
Cheerio Contest 1 S3 - Stock Trading	7 / 7
Cheerio Contest 3 P4 - Bit Flips	12 / 12
CPC '21 Contest 1 P2 - AQT and Multiset	7 / 7
CPC '21 Contest 1 P4 - AQT and Directed Graph	12 / 12
Maximum Sum	7 / 7
A Game	10 / 10
Counting Subsequences	10 / 10
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 I - Coins	10 / 10
Educational DP Contest AtCoder K - Stones	10 / 10
Educational DP Contest AtCoder L - Deque	10 / 10
Educational DP Contest AtCoder M - Candies	12 / 12
Educational DP Contest AtCoder N - Slimes	12 / 12
Educational DP Contest AtCoder O - Matching	12 / 12
Educational DP Contest AtCoder Q - Flowers	15 / 15
Exam Prep	7 / 7
Graph Contest 2 P3 - Trees	7 / 7
Graph Contest 3 P1 - Travelling Salesmen	7 / 7
Graph Contest 3 P3 - Cable TV	7 / 7
Hardcore Grinding	5 / 5
HCI '16 - Oversleep	7 / 7
Hello, World!	3 / 3
HHPC1 P2 - Yuniformity Challenge	10 / 10
Knapsack 3	10 / 10
Lil' Jami	5 / 5
A Math Contest P5 - Good Arrays	7 / 7
The Odd Number	7 / 7
OTHS Coding Competition 4 P1 - Square Root Decomposition	3 / 3
OTHS Coding Competition 4 P2 - Furina's Rounding	5 / 5
OTHS Coding Competition 4 P3 - Photo	5 / 5
OTHS Coding Competition 4 P4 - Mathemagical Experiment	10 / 10
OTHS Coding Competition 4 P5 - Teleport	12 / 12
Path Finder	10 / 10
Pick It	15 / 15
South African Computer Olympiad 2008 Day 1 Problem 3 - Visiting Grandma	15 / 15
Singularity Cup P1 - Maximum Permutation Product	5 / 5
Singularity Cup P2 - Reverse Substring Partitioning	10 / 10
Dynamic Range Minimum Test	12 / 12
SGS Programming Challenge P1 - XOR in Computer Class	7 / 7
SMAC 08/09 (Oct) #3 - Jumpscotch	12 / 12
Coding Spree	7 / 7
STNBD P2 - Claire Elstein	12 / 12
Segment Tree Practice 1	12 / 12
Segment Tree Practice 2	12 / 12
Segment Tree Practice 3	15 / 15
THICC '17 P5 - Smarties	7 / 7
UCC Coding Competition '20 P4 - Bubble Tea	7 / 7
UTS Open '18 P3 - Restaurants	7 / 7
UTS Open '18 P4 - Ianine's Lil Lab	10 / 10
UTS Open '24 P1 - Watering the Plants	5 / 5
UTS Open '24 P2 - Happy Gifts	7 / 7
UTS Open '24 P3 - LXghts Out	10 / 10
Valentine's Day '19 J3 - Love!	7 / 7
XOR Minimum	17 / 17

Problem	Score
VMSS '15 #4 - Frank and Roads	10 / 10
VM7WC '15 #2 Silver - 4 Nations, 1 Secret	10 / 10
VM7WC '15 #2 Gold - Uniting the Earth Empire	12 / 12
VM7WC '15 #4 Gold - Chain Rule	10 / 10
VM7WC '16 #3 Silver - Can Shahir even get there?!	5 / 5
VM7WC '16 #3 Gold - Hello, Officer.	10 / 10
VM7WC '16 #4 Gold - Restoring Reputation	10 / 10
VM7WC '16 #5 Silver - Jayden Eats Chocolate	7 / 7

Problem	Score
WC '01 P3 - Back to the Future	5 / 5
WC '07 P3 - Strategy Meeting	10 / 10
WC '15 Finals S2 - Hydration	10 / 10
WC '18 Contest 4 S1 - World of StarCraft	10 / 10
WC '96 P6 - Bases Multiplication	5 / 5

Problem	Score
Yet Another Contest 2 P2 - Secret Sequence	7 / 7
Yet Another Contest 3 P1 - Shell Swap Scam	5 / 5
Yet Another Contest 8 P1 - Permutation Sorting	5 / 5
Yet Another Contest 8 P2 - No More Modern Art	7 / 7