• OlympiadsOJ
  • Home
  • Problems
  • Submissions
  • Users
  • Contests
  • About
    >
    • Status
    • Tips
    • API
    • Github
Log in  or  Sign up

User hx

  • About
  • Problems

49 problems solved
Rank by points: #4663
Total points: 156

View submissions

Points breakdown

10 / 10
AC | C++20
COCI '15 Contest 5 #4 Poplava
on Feb. 17, 2025, 2:14 a.m.
12pp
weighted 100% (12pp)
100 / 100
AC | C++20
DMOPC '15 Contest 3 P4 - Contagion
on Feb. 10, 2025, 4:18 a.m.
12pp
weighted 95% (11pp)
40 / 40
AC | JAVA
CCC '05 J5 - Bananas
on Jan. 29, 2023, 1:30 a.m.
10pp
weighted 90% (9.0pp)
15 / 15
AC | C++20
CCC '22 S3 - Good Samples
on Jan. 9, 2023, 10:35 p.m.
10pp
weighted 86% (8.6pp)
60 / 100
TLE | JAVA
CCC '10 S3 - Firehose
on Feb. 4, 2024, 4:36 p.m.
9pp
weighted 81% (7.3pp)
13 / 15
TLE | JAVA
WC '15 Finals S2 - Hydration
on Feb. 4, 2024, 3:24 a.m.
9pp
weighted 77% (6.7pp)
77 / 100
TLE | C++20
EGOI '22 P5 - Data Centers
on Feb. 9, 2025, 12:45 a.m.
8pp
weighted 74% (5.7pp)
100 / 100
AC | C++20
Single Source Shortest Path
on Feb. 8, 2025, 8:54 p.m.
7pp
weighted 70% (4.9pp)
100 / 100
AC | C++20
Educational DP Contest AtCoder D - Knapsack 1
on Feb. 18, 2024, 4:39 a.m.
7pp
weighted 66% (4.6pp)
50 / 50
AC | C++20
CCC '01 S3 - Strategic Bombing
on Feb. 12, 2024, 5:45 p.m.
7pp
weighted 63% (4.4pp)
Load more...

CCC (139.767 points)

Problem Score
CCC '00 S4 - Golf 7 / 7
CCC '01 J1 - Dressing Up 3 / 3
CCC '01 S3 - Strategic Bombing 7 / 7
CCC '03 S1 - Snakes and Ladders 5 / 5
CCC '04 J3 - Smile with Similes 3 / 3
CCC '05 J3 - Returning Home 5 / 5
CCC '05 J5 - Bananas 10 / 10
CCC '06 S2 - Attack of the CipherTexts 0.100 / 5
CCC '10 J2 - Up and Down 5 / 5
CCC '10 J5 - Knight Hop 7 / 7
CCC '10 S3 - Firehose 9 / 15
CCC '12 J4 - Big Bang Secrets 3 / 3
CCC '13 J1 - Next in line 3 / 3
CCC '14 S2 - Assigning Partners 5 / 5
CCC '17 J1 - Quadrant Selection 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 S3 - Lunch Concert 2.667 / 10
CCC '22 J3 - Harp Tuning 5 / 5
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 S2 - Symmetric Mountains 7 / 7
CCC '24 J4 - Troublesome Keys 5 / 5

CCO (5 points)

Problem Score
CCO '96 P1 - Train Swapping 5 / 5

Classics (7 points)

Problem Score
Single Source Shortest Path 7 / 7

COCI (20.500 points)

Problem Score
COCI '15 Contest 5 #4 Poplava 12 / 12
COCI '22 Contest 3 #1 Estimathon 5 / 5
COCI '22 Contest 3 #2 Dirigent 3.500 / 7

DMOPC (22 points)

Problem Score
DMOPC '14 Contest 2 P4 - Deforestation 5 / 5
DMOPC '15 Contest 3 P4 - Contagion 12 / 12
DMPG '17 S1 - Molly and Difference 5 / 5

DWITE (7 points)

Problem Score
DWITE '09 R6 #5 - Air Travel Planning 7 / 7

EGOI (7.700 points)

Problem Score
EGOI '22 P5 - Data Centers 7.700 / 10

Mock CCC (27 points)

Problem Score
Mock CCC '23 Contest 1 J1 - Final Velocity 3 / 3
Mock CCC '23 Contest 1 J4 - String Decryption 5 / 5
Mock CCC '24 Contest 1 J4/S1 - Magical Magnetic Marbles 5 / 5
Mock CCC '24 Contest 1 S2 - Owen the Toucan 7 / 7
Mock CCC '18 Contest 5 J5/S3 - Directed Graph Connectivity 7 / 7

Mock CCO (3 points)

Problem Score
Mock CCO '19 Contest 2 Problem 1 - A Dynamic Connectivity Problem 3 / 15

Seasonal (14 points)

Problem Score
Back From Summer '17 P2: Crayola Lightsaber 7 / 7
Is it a Tree? 7 / 7

Uncategorized (50.300 points)

Problem Score
Cheerio Contest 2 P1 - Cow Pasture 3 / 3
Cheerio Contest 2 P2 - Cereal Boxes 3 / 3
Cheerio Contest 2 P3 - Digits 5 / 5
Cheerio Contest 2 P4 - Modulus Finding 2.300 / 7
Cheerio Contest 3 P1 - Wet Floor 5 / 5
Cheerio Contest 3 P2 - Double-O-Seven 5 / 5
Educational DP Contest AtCoder D - Knapsack 1 7 / 7
A Greedy Problem 5 / 5
Hello, World! 3 / 3
The Cosmic Era P2 - Uneven Sand 5 / 5
The Cosmic Era P3 - Battle Positions 7 / 7

Woburn Challenge (8.667 points)

Problem Score
WC '15 Finals S2 - Hydration 8.667 / 10

fork us on Github | like us on Facebook | help us translate | terms of service |