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Top rated · Stats

kimononawa

Open on Codeforces · Unique solved

Rating2374· International Master

Bar charts count unique accepted problems (merged with the global problem set for rating and tags). Heatmaps use UTC calendar days. Rating squares are sums of newRating − oldRating from user.rating when System update time falls on that day. Submissions count every row from user.status (all verdicts), paginated until Codeforces has no more rows—heavy accounts can take a few seconds.

Rated contests
9
Unique solved
105
Submissions (all)
260
Years with activity
2024–2026

Solved by problem rating

Unique accepted problems, bucketed by catalog rating (100‑point bands). Unrated = no rating in the problem set.

  • Unrated18
  • 800–89917
  • 900–9993
  • 1000–10994
  • 1100–11993
  • 1200–12997
  • 1300–13994

Solved by topic

Each problem counts once per tag (same as Codeforces tags). Top tags shown; remaining mass in “Other”.

  • greedy50
  • math44
  • constructive algorithms25
  • brute force24
  • dp24
  • data structures22
  • implementation

Rating changes

2024

Sum of rating deltas on each UTC day (GitHub-style weeks, Sunday top).

Jan
Feb
Mar
Apr
May

Submission volume

Download all years PNG

2024

Download PNG

Count of submissions per UTC day (includes every verdict).

Jan
Feb
Mar
Apr

Recent rated rounds

When (UTC)ContestRankΔNew
2025-03-10 17:15Codeforces Round 1008 (Div. 1)259-12374
2024-07-18 16:35Codeforces Round 959 sponsored by NEAR (Div. 1 + Div. 2)82+1372375
2024-06-30 17:35EPIC Institute of Technology Round Summer 2024 (Div. 1 + Div. 2)228+822238
2024-06-27 16:35Educational Codeforces Round 167 (Rated for Div. 2)99+1102156
2024-06-25 16:35Codeforces Round 955 (Div. 2, with prizes from NEAR!)
1400–1499
4
  • 1500–15991
  • 1600–16991
  • 1700–17998
  • 1800–18992
  • 1900–19997
  • 2000–20993
  • 2200–22991
  • 2300–23993
  • 2400–24996
  • 2500–25999
  • 2600–26993
  • 2800–28991
  • 22
  • sortings16
  • binary search11
  • number theory10
  • graphs10
  • two pointers10
  • trees9
  • bitmasks9
  • combinatorics7
  • dfs and similar7
  • strings5
  • games5
  • dsu5
  • interactive3
  • divide and conquer2
  • geometry2
  • shortest paths1
  • fft1
  • matrices1
  • *special1
  • ternary search1
  • Jun
    Jul
    Aug
    Sep
    Oct
    Nov
    Dec

    Green: rating up · red: rating down · intensity: |Δ| tiers (<50, 50–99, 100+). One square may combine multiple rated contests on the same UTC day.

    2025

    Sum of rating deltas on each UTC day (GitHub-style weeks, Sunday top).

    Jan
    Feb
    Mar
    Apr
    May
    Jun
    Jul
    Aug
    Sep
    Oct
    Nov
    Dec

    Green: rating up · red: rating down · intensity: |Δ| tiers (<50, 50–99, 100+). One square may combine multiple rated contests on the same UTC day.

    2026

    Sum of rating deltas on each UTC day (GitHub-style weeks, Sunday top).

    Jan
    Feb
    Mar
    Apr
    May
    Jun
    Jul
    Aug
    Sep
    Oct
    Nov
    Dec

    Green: rating up · red: rating down · intensity: |Δ| tiers (<50, 50–99, 100+). One square may combine multiple rated contests on the same UTC day.

    May
    Jun
    Jul
    Aug
    Sep
    Oct
    Nov
    Dec

    LessMore (max 25/day in 2024)

    2025

    Download PNG

    Count of submissions per UTC day (includes every verdict).

    Jan
    Feb
    Mar
    Apr
    May
    Jun
    Jul
    Aug
    Sep
    Oct
    Nov
    Dec

    LessMore (max 28/day in 2025)

    2026

    Download PNG

    Count of submissions per UTC day (includes every verdict).

    Jan
    Feb
    Mar
    Apr
    May
    Jun
    Jul
    Aug
    Sep
    Oct
    Nov
    Dec

    LessMore (max 15/day in 2026)

    231
    +121
    2046
    2024-06-23 17:05Codeforces Round 954 (Div. 3)7+3331925
    2024-05-31 12:05Codeforces Round 949 (Div. 2)113+3981592
    2024-02-11 11:35Codeforces Round 924 (Div. 2)1145+3491194
    2024-02-06 17:00Codeforces Round 923 (Div. 3)5+845845