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Top rated · Stats

NagisaKaworu

Open on Codeforces · Unique solved

Rating2441· Grandmaster

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
31
Unique solved
195
Submissions (all)
532
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.

  • Unrated20
  • 800–89935
  • 900–9999
  • 1000–10999
  • 1100–119916
  • 1200–129910
  • 1300–139912

Solved by topic

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

  • greedy96
  • math78
  • constructive algorithms55
  • implementation44
  • dp43
  • brute force35
  • binary search

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
2025-12-27 17:35Good Bye 2025101+1192441
2025-12-19 17:05Codeforces Global Round 31 (Div. 1 + Div. 2)493-212322
2025-12-06 10:15Codeforces Round 1069 (Div. 1)221-32343
2025-08-07 17:35Atto Round 1 (Codeforces Round 1041, Div. 1 + Div. 2)134+1112346
2025-07-31 17:35Codeforces Round 1040 (Div. 1)294
1400–1499
9
  • 1500–15995
  • 1600–16999
  • 1700–179911
  • 1800–18998
  • 1900–19998
  • 2000–20998
  • 2100–21996
  • 2200–22991
  • 2300–23993
  • 2400–24995
  • 2500–25993
  • 2600–26992
  • 2800–28993
  • 3200–32991
  • 3500–35992
  • 26
  • data structures23
  • sortings22
  • number theory20
  • bitmasks17
  • combinatorics17
  • graphs15
  • trees13
  • dfs and similar12
  • strings11
  • two pointers10
  • games9
  • geometry7
  • probabilities6
  • divide and conquer5
  • interactive5
  • shortest paths4
  • dsu3
  • matrices2
  • hashing2
  • fft1
  • chinese remainder theorem1
  • Other (1 tag)1
  • 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 26/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 27/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 8/day in 2026)

    +41
    2235
    2025-07-22 16:35Educational Codeforces Round 181 (Rated for Div. 2)23+1482194
    2025-07-19 16:50Order Capital Round 1 (Codeforces Round 1038, Div. 1 + Div. 2)758+422046
    2025-07-06 17:35EPIC Institute of Technology Round Summer 2025 (Codeforces Round 1036, Div. 1 + Div. 2)562+592004
    2024-08-15 16:35Educational Codeforces Round 169 (Rated for Div. 2)203+1061945
    2024-08-11 17:35EPIC Institute of Technology Round August 2024 (Div. 1 + Div. 2)2215-291839
    2024-08-10 16:35Codeforces Round 965 (Div. 2)485+631868
    2024-08-04 16:35Codeforces Round 963 (Div. 2)1935-321805