Codeforces
In English По-русски
Enter | Register

  • Home
  • Top
  • Catalog
  • Contests
  • Gym
  • Problemset
  • Groups
  • Rating
  • Edu
  • API
  • Calendar
  • Help

  • perinze
  • Blog
  • Teams
  • Submissions
  • Contests
Pupil

perinze

From Wuhan University of Technology
  • User''s contest rating in Codeforces community Contest rating: 1242 (max. pupil, 1393)
  • User''s contribution into Codeforces community Contribution: 0
  • Friend of: 22 users
  • Last visit: 2 years ago
  • Registered: 6 years ago
  • perinze's blog Blog entries (0), comments
  • Your talks with perinze Talks | Send message
Click on the graph to enable the zoom feature.
151 problems
solved for all time
0 problems
solved for the last year
0 problems
solved for the last month
5 days
in a row max.
0 days
in a row for the last year
0 days
in a row for the last month
→ Pay attention
Before contest
Codeforces Round (Div. 2)
3 days
Register now »
*has extra registration
→ Streams

Leetcode Weekly 499 + Biweekly 181 Solution Discussion

By aryanc403
Before stream 16:35:19
View all →
→ Top rated
# User Rating
1 Benq 3792
2 VivaciousAubergine 3647
3 Kevin114514 3603
4 jiangly 3583
5 turmax 3559
6 tourist 3541
7 strapple 3515
8 ksun48 3461
9 dXqwq 3436
10 Otomachi_Una 3413
Countries | Cities | Organizations View all →
→ Top contributors
# User Contrib.
1 Qingyu 157
2 adamant 153
3 Um_nik 146
3 Proof_by_QED 146
5 Dominater069 145
6 errorgorn 141
7 cry 139
8 YuukiS 135
9 TheScrasse 134
10 chromate00 133
View all →
→ Find user
→ Recent actions
  • Cr7_GOAT_frfr → Are there any alternatives for Carrot and CF-Predictor?   New comment(s)
  • DNR → Looks like OpenAI cooked with GPT 5.5   New comment(s)
  • twosquares → Illinois Programming League 2026: Online Mirror   New comment(s)
  • Cr7_GOAT_frfr → Are there any alternatives for Carrot and CF-Predictor?   Text created or updated
  • Cr7_GOAT_frfr → Are there any alternatives for Carrot and CF-Predictor?   Text created or updated
  • CutieSmileHaruka → Spectral::Cup 2026 Round 1 (Codeforces Round 1094, Div. 1 + Div. 2)   New comment(s)
  • jothin → Invitation to Mirror contest of NextTuring CP Indviduals (AAYAM 2026 by NST-SVYASA)   New comment(s)
  • QuantProf → A Quant Interview Problem-Solving Channel   Text created or updated
  • piaoyun → Is this a Div3?   New comment(s)
  • yanglake_ → Randomly sending solutions during contest   New comment(s)
  • MishkatIT → Blitz1v1 — A Real-Time 1v1 Coding Battle Platform   New comment(s)
  • __chemical → Why a lot of newbies spend their time trying to catch someone cheating instead of solving problems?   New comment(s)
  • 7oSkaaa → Polygon Problems Generator — A Multi-Agent Pipeline for Generating Complete Polygon-Ready Problems   New comment(s)
  • McDaMia → IOI 2026 Teams   New comment(s)
  • SpectralTech → Spectral::Cup 2026   Text created or updated
  • bweah → The Man of six seven.   New comment(s)
  • MikeMirzayanov → Rule about third-party code is changing   New comment(s) Necropost
  • teraqqq → Vector tracing   New comment(s)
  • Mora2005 → hola   Text created or updated
  • atcoder_official → AtCoder Beginner Contest 455 Announcement   New comment(s)
  • _Mahmoud_Ayman → Groups Members Page Lacks Pagination and Causes Performance Issues   New comment(s)
  • MikeMirzayanov → What is Codeforces?   New comment(s) Necropost
  • atcoder_official → AtCoder Regular Contest 217 Announcement   New comment(s)
  • stepannagibator → Brand New Codeforces Rating Change Predictor   Text created or updated
  • tourist1331 → What are your tricks and tips for National Olympiads?   New comment(s)
Detailed →

Codeforces (c) Copyright 2010-2026 Mike Mirzayanov
The only programming contests Web 2.0 platform
Server time: Apr/25/2026 20:54:41 (g2).
Mobile version, switch to desktop version.
Privacy Policy | Terms and Conditions
Supported by
TON
 
 
 
 
User lists
 
 
Name