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Top rated · Stats

hariaakash646

Open on Codeforces · Unique solved

Rating2270· 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
106
Unique solved
1,070
Submissions (all)
2,539
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.

  • Unrated64
  • 800–899140
  • 900–99939
  • 1000–109943
  • 1100–119944
  • 1200–129937
  • 1300–139942

Solved by topic

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

  • greedy453
  • math393
  • dp304
  • constructive algorithms241
  • brute force235
  • data structures228
  • implementation

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
2025-07-06 17:35EPIC Institute of Technology Round Summer 2025 (Codeforces Round 1036, Div. 1 + Div. 2)176+912270
2025-03-23 08:05Codeforces Round 1012 (Div. 1)270+172179
2025-03-10 17:15Codeforces Round 1008 (Div. 1)696-782162
2025-02-11 16:35Codeforces Round 1004 (Div. 1)489-282240
2025-01-20 17:35IAEPC Preliminary Contest (Codeforces Round 999, Div. 1 + Div. 2)
1400–1499
49
  • 1500–159935
  • 1600–169948
  • 1700–179984
  • 1800–189966
  • 1900–199971
  • 2000–209953
  • 2100–219969
  • 2200–229954
  • 2300–239970
  • 2400–249929
  • 2500–259923
  • 2600–26995
  • 2700–27991
  • 2800–28994
  • 227
  • binary search163
  • sortings160
  • dfs and similar121
  • graphs109
  • trees102
  • number theory101
  • strings91
  • combinatorics83
  • two pointers80
  • bitmasks78
  • games40
  • dsu38
  • divide and conquer36
  • shortest paths35
  • interactive29
  • geometry26
  • hashing16
  • probabilities13
  • ternary search10
  • flows9
  • graph matchings8
  • Other (9 tags)39
  • 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 8/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
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    Dec

    LessMore (max 27/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 51/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 23/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 5/day in 2026)

    500
    -10
    2268
    2024-12-19 17:35Codeforces Global Round 281192-1022278
    2024-12-03 08:25Codeforces Round 990 (Div. 1)145+362380
    2024-11-30 17:35Rayan Programming Contest 2024 - Selection (Codeforces Round 989, Div. 1 + Div. 2)169+962344
    2024-10-27 17:35Codeforces Global Round 27362+412248
    2024-10-20 11:05Codeforces Round 980 (Div. 1)391+142207
    2024-09-27 16:05Codeforces Round 975 (Div. 1)617-362193
    2024-05-31 12:05Codeforces Round 949 (Div. 2)30+1082229