Codeforces
In English По-русски
Enter | Register

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


→ Pay attention
Before contest
Educational Codeforces Round 195 (Rated for Div. 2)
47:16:21
Register now »
→ Top rated
# User Rating
1 Benq 3676
2 jiangly 3670
3 Kevin114514 3657
4 maroonrk 3355
5 Um_nik 3353
6 squareOf105 3346
7 tourist 3343
8 strapple 3324
9 heuristica 3322
10 jiangbowen 3291
Countries | Cities | Organizations View all →
→ Top contributors
# User Contrib.
1 Qingyu 158
2 nik_exists 150
2 maspy 150
4 Um_nik 144
5 AmShZ 143
6 Errichto 139
7 adamant 137
8 maroonrk 134
9 BledDest 132
10 qwexd 129
View all →
→ Find user
→ Recent actions
  • ApraCadabra → [GYM] The 2026 Homs Collegiate programming contest   New comment(s)
  • anpaio → Introducing Codeforge — launching October 12   New comment(s)
  • donna123 → hello cf   New comment(s)
  • PiggyPump → Re: Sniping Cheaters — Episode 1   New comment(s)
  • employed → Editorial of DeepInfra Round 1 (Codeforces Round 1126, Div. 1 + Div. 2)   New comment(s)
  • atcoder_official → AtCoder Beginner Contest 479 Announcement   New comment(s)
  • _Overoptimizer_ → cheater? I do not know?   New comment(s)
  • donna123 → hello cf   Text created or updated
  • efishel → Codeforces Round 1127 (Div. 1, Div. 2, Based on Mexican Olympiad in Informatics 2026)   New comment(s)
  • swastik_P → NOTICE:a account on cf is impersonating to be me and isnt related to be me in anyways.   New comment(s)
  • WorldQuant → Meet WorldQuant   New comment(s)
  • levitational → List of Math Problems Having Short Statements (800 to 2000)   New comment(s)
  • adarshsolanki2004 → Cloudflare anti-bot verification not appearing   New comment(s)
  • MikeMirzayanov → Rule about third-party code is changing   New comment(s) Necropost
  • employed → DeepInfra Round 1 (Codeforces Round 1126, Div. 1 + Div. 2)   New comment(s)
  • Hesham.Elkhatib → AlgorEngine: personalized training plans for Codeforces   New comment(s)
  • levitational → List of Graph Problems Having Short Statements (900 to 2100)   New comment(s)
  • _Overoptimizer_ → Fast Walsh-Hadamard Transform   New comment(s)
  • JonKhan → Justice for Bob   New comment(s)
  • dinhhuubaonam123 → Please stop   New comment(s)
  • Hamed_Ghaffari → Codeforces Round 1124 (Div. 1, Div. 2)   New comment(s)
  • Imakf → Codeforces Round 906 Editorial   New comment(s) Necropost
  • Hacker.MBT → PakCrypt 2026 (Great Opportunity for Students who like Cryptography )   New comment(s)
  • K1o0n → Codeforces Round #1125 (Div. 3) Editoral   New comment(s)
  • abdulmusavir.juraev → Can Python carry you high on Codeforces?   New comment(s)
Detailed →
  • tcmduc
  • Blog
  • Teams
  • Submissions
  • Groups
  • Contests
Expert

tcmduc

Tran Cong Minh Duc, Nam Định, Vietnam
From THPT Chuyen Le Hong Phong Nam Dinh
  • User''s contest rating in Codeforces community Contest rating: 1619 (max. expert, 1619)
  • User''s contribution into Codeforces community Contribution: 0
  • Friend of: 23 users
  • Last visit: online now
  • Registered: 2 years ago
  • tcmduc's blog Blog entries (0), comments
  • Your talks with tcmduc Talks | Send message
Click on the graph to enable the zoom feature.
673 problems
solved for all time
529 problems
solved for the last year
46 problems
solved for the last month
26 days
in a row max.
26 days
in a row for the last year
5 days
in a row for the last month

Codeforces (c) Copyright 2010-2026 Mike Mirzayanov
The only programming contests Web 2.0 platform
Server time: Oct/12/2026 18:18:41 (g2).
Desktop version, switch to mobile version.
Privacy Policy | Terms and Conditions
Supported by
Telegram
 
 
 
 
User lists
 
 
Name