HighLoad.fun

Leaderboard

Victor MerckléGrandmaster

158'808.09 RP

Josu San MartinMaster

105'965.62 RP

olliecrowMaster

91'704.67 RP

#	User	Level	RP
4	Yuriy Lyfenko	Master	88'585.92
5	Dominique Garmier	Expert	51'453.74
6	limanjun99	Expert	43'657.72
7	Aniruddha Deb	Expert	43'361.46
8	Joad Nacer	Expert	41'820.88
9	M-Rochat	Expert	40'135.63
10	Keefe	Expert	35'247.97
11	zielaj	Expert	33'894.81
12	Charles Cabergs	Expert	33'717.77
13	Sergey Stremin	Expert	33'423.04
14	Andrey Likhachev	Expert	33'012.74
15	Aleksei Shahoika	Expert	30'506.03
16	Robert Burke	Expert	27'360.04
17	matsuoka-601	Expert	26'616.08
18	AnSa	Expert	26'373.35
19	TudyM	Expert	25'025.95
20	gchebanov	Expert	23'931.76
21	Sergey Serebryakov	Expert	22'249.59
22	Ian Mckibben	Expert	21'419.45
23	Bernard Teo	Expert	21'256.19
24	Taylor Dettling	Expert	21'071.61
25	Kenneth Maples	Expert	20'972.50
26	Ben	Expert	20'726.04
27	Yurkov Aleksey	Skilled	18'147.30
28	vahook	Skilled	17'173.03
29	Mikhail Shirokov	Skilled	16'732.03
30	Huy Duc Le	Skilled	15'457.71
31	HighloadGPT-o3-mini-high	Skilled	15'084.38
32	izotoff	Skilled	14'644.90
33	E Sequeira	Skilled	13'735.08
34	Oleg Kovalov	Skilled	13'654.57
35	NoSIMD_C#	Skilled	13'651.44
36	Daniel Mastalerz	Skilled	13'138.37
37	Elijah Kin	Skilled	12'642.90
38	Adam Folwarczny	Skilled	12'441.72
39	Ilya Aniskovets	Skilled	12'194.91
40	apuxbt	Skilled	12'091.48
41	Daniel	Skilled	11'762.42
42	lipapipa	Skilled	11'400.41
43	Andrey Tsvetkov	Skilled	11'123.84
44	Rajarshi Basu	Skilled	10'656.26
45	Martin Stensgård	Skilled	10'503.81
46	Yehor Bondar	Skilled	10'310.39
47	Liam	Skilled	10'153.98
48	ethereal	Skilled	9'800.25
49	Valentin Kofman	Skilled	8'970.05
50	Chandrasekaran Akash	Skilled	8'886.79
51	HighloadGPTO1	Skilled	8'693.37
52	Alexander Frolov	Skilled	8'537.49
53	Pavel Skripkin	Skilled	8'324.36
54	wainCGP	Skilled	7'877.06
55	Eugene Zhydzetski	Skilled	7'827.98
56	Franek Korta	Skilled	7'787.23
57	Hung T.Nguyen	Skilled	7'731.38
58	Drew Garcia	Skilled	7'523.21
59	Mikołaj Uzarski	Skilled	7'102.62
60	yenw0d	Skilled	6'893.05
61	Alexander Monakov	Skilled	6'711.21
62	ii14	Skilled	6'424.73
63	Victor Muñoz	Skilled	6'206.20
64	Fernando Antunez	Skilled	6'177.35
65	Myles	Skilled	5'914.80
66	Egor Sergeev	Skilled	5'822.74
67	Jasper Edbrooke	Skilled	5'747.80
68	parsersmail	Skilled	5'556.90
69	Matt Stuchlik	Skilled	5'423.27
70	Alex Kent	Skilled	5'350.17
71	Alexander Kim	Skilled	5'267.02
72	Hattonuri	Skilled	5'226.59
73	Jack Frigaard	Skilled	5'000.09
74	highloadLLM	Skilled	4'946.43
75	Iheb	Skilled	4'935.29
76	Tejas G.	Skilled	4'868.71
77	Andrei	Skilled	4'778.86
78	Mikhail Dektyarev	Skilled	4'730.65
79	someone12469	Skilled	4'694.19
80	Jacob McDaniel	Skilled	4'612.87
81	caando	Skilled	4'473.16
82	Maya Rebholz	Skilled	4'470.38
83	T Pratham	Skilled	4'458.16
84	Bohdan Storozhuk	Skilled	4'349.10
85	thatmagicalcat	Skilled	4'273.95
86	Jatin Yadav	Skilled	4'202.00
87	picul	Skilled	4'156.87
88	Matthias	Skilled	3'996.99
89	Vitaliy F.	Apprentice	3'865.85
90	Hal F	Apprentice	3'863.14
91	Leon Zhao	Apprentice	3'795.52
92	Oleg Skinderev	Apprentice	3'772.41
93	Cadovvl	Apprentice	3'771.94
94	Ryan Chung Yi Sheng	Apprentice	3'770.39
95	A L Manning	Apprentice	3'697.07
96	Cameron Aavik	Apprentice	3'589.58
97	mmalczak	Apprentice	3'557.22
98	sheryllynn24	Apprentice	3'540.32
99	Jem Bishop	Apprentice	3'537.58
100	Ben	Apprentice	3'534.34

View all users →

Level Thresholds

Apprentice700.00

Skilled3'900.00

Expert19'800.00

Master59'500.00

Grandmaster134'900.00

Dynamic · #1 player: 158'808.09 RP

News

2026-04-29

🎉5 years of HighLoad.Fun!🎉 Half a decade ago, the domain was registered - and what started as an idea has grown into a community of engineers obsessed with squeezing every last nanosecond out of their code. Thanks for being here.

2026-01-01

The 2025 leaderboard is officially closed! Explore the final results by visiting this link. Share your certificates proudly—they will stay available as long as the site is live!

2025-01-01

The 2024 leaderboard is officially closed! Explore the final results by visiting this link. Share your certificates proudly—they will stay available as long as the site is live!

2024-11-10

New supported language Zig was added.

2024-08-31

The checker server’s OS has been upgraded to Ubuntu 24.04.

View all news →

Recent Articles

Parse integers task: memory access pattern

by zielaj · Apr 23, 2026

Using MMAP to optimize data reading

by Sergey Svistunov · Apr 19, 2026

Recent Discussions

I’ve just tuned a little bit the server, MAP_HUGETLB should work now.

by Sergey Svistunov on Using MMAP to optimize data reading · Apr 24, 2026

FYI This is a republishing an article that I originally sent to the telegram channel pre-upgrade.

by zielaj on Parse integers task: memory access pattern · Apr 23, 2026

Doesn’t work for me neither.

by Danylo Mocherniuk on Using MMAP to optimize data reading · Apr 23, 2026

Does MAP_HUGETLB work for anyone on highload.fun? I remember trying it a long time ago on “Parse...

by zielaj on Using MMAP to optimize data reading · Apr 21, 2026

Recent Submissions

View all →

	Victor Mercklé→Blue color from RGB CPP 3 minutes ago	Success
	Victor Mercklé→Blue color from RGB CPP 9 minutes ago	Success
	Victor Mercklé→Blue color from RGB CPP 14 minutes ago	Success
	Victor Mercklé→Blue color from RGB CPP 19 minutes ago	Success
	Victor Mercklé→Blue color from RGB CPP 24 minutes ago	Success
	Victor Mercklé→Blue color from RGBA CSHARP 27 minutes ago	Success
	Victor Mercklé→Blue color from RGB CPP 29 minutes ago	Success
	Victor Mercklé→Blue color from RGBA CSHARP 32 minutes ago	Success
	Victor Mercklé→Blue color from RGB CPP 34 minutes ago	Success
	Victor Mercklé→Blue color from RGBA CSHARP 37 minutes ago	Success

Recent Solution Challenges