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Dajid

Open on Codeforces · Unique solved

Rating2152· 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
57
Unique solved
331
Submissions (all)
768
Years with activity
2022–2026

Solved by problem rating

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

  • Unrated22
  • 800–89971
  • 900–99916
  • 1000–109915
  • 1100–119931
  • 1200–129917
  • 1300–139923

Solved by topic

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

  • greedy151
  • math121
  • constructive algorithms88
  • implementation77
  • data structures70
  • dp67
  • brute force

Rating changes

2022

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

Jan
Feb
Mar
Apr
May

Submission volume

Download all years PNG

2022

Download PNG

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

Jan
Feb
Mar
Apr

Recent rated rounds

When (UTC)ContestRankΔNew
2026-02-11 17:35Codeforces Round 1079 (Div. 1)338+232152
2026-01-17 17:35Codeforces Round 1073 (Div. 1)193+1472129
2026-01-07 17:35Hello 2026661+711982
2024-10-26 16:35Codeforces Round 982 (Div. 2)191+911911
2024-10-20 11:05Codeforces Round 980 (Div. 2)1360-51
1400–1499
13
  • 1500–159913
  • 1600–169910
  • 1700–179914
  • 1800–189914
  • 1900–199911
  • 2000–20994
  • 2100–21997
  • 2200–22997
  • 2300–23995
  • 2400–249912
  • 2500–259910
  • 2600–26994
  • 2700–27996
  • 2800–28993
  • 3100–31991
  • 3200–32991
  • 3500–35991
  • 62
  • binary search46
  • sortings45
  • strings31
  • two pointers30
  • bitmasks29
  • number theory28
  • combinatorics26
  • trees25
  • graphs22
  • dfs and similar20
  • divide and conquer18
  • dsu15
  • games14
  • geometry6
  • interactive5
  • hashing5
  • matrices3
  • flows3
  • shortest paths3
  • ternary search2
  • probabilities1
  • Other (4 tags)4
  • 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.

    2023

    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.

    2024

    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.

    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 4/day in 2022)

    2023

    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 17/day in 2023)

    2024

    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 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 21/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)

    1820
    2024-10-14 16:35Educational Codeforces Round 170 (Rated for Div. 2)350+801871
    2024-10-06 08:05Codeforces Round 977 (Div. 2, based on COMPFEST 16 - Final Round)1015+121791
    2024-09-27 16:05Codeforces Round 975 (Div. 2)320+951779
    2024-09-20 16:35Codeforces Round 973 (Div. 2)5032-991684
    2024-09-14 16:35Codeforces Round 972 (Div. 2)1732-191783
    2024-09-01 16:50Codeforces Round 970 (Div. 3)12+2471802
    2024-08-30 17:05Codeforces Round 969 (Div. 2)2220+91555