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Top rated · Stats

MuhammadSawalhy

Open on Codeforces · Unique solved

Rating2128· 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
107
Unique solved
1,071
Submissions (all)
2,724
Years with activity
2021–2026

Solved by problem rating

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

  • Unrated33
  • 800–899195
  • 900–99950
  • 1000–109928
  • 1100–119964
  • 1200–129946
  • 1300–139964

Solved by topic

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

  • greedy463
  • math396
  • implementation328
  • brute force247
  • dp238
  • constructive algorithms236
  • data structures

Rating changes

2021

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

Jan
Feb
Mar
Apr
May

Submission volume

Download all years PNG

2021

Download PNG

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

Jan
Feb
Mar
Apr

Recent rated rounds

When (UTC)ContestRankΔNew
2025-11-16 16:35Codeforces Round 1064 (Div. 1)171+1622128
2025-11-14 16:35Educational Codeforces Round 184 (Rated for Div. 2)1314-601966
2025-06-12 16:35Codeforces Round 1030 (Div. 2)396+112026
2025-04-03 16:35Educational Codeforces Round 177 (Rated for Div. 2)176+692015
2025-03-23 08:05Codeforces Round 1012 (Div. 1)
1400–1499
66
  • 1500–159956
  • 1600–169954
  • 1700–179962
  • 1800–189954
  • 1900–199967
  • 2000–209948
  • 2100–219949
  • 2200–229938
  • 2300–239932
  • 2400–249927
  • 2500–259922
  • 2600–26999
  • 2700–27994
  • 2800–28991
  • 2900–29991
  • 3100–31991
  • 204
  • binary search170
  • sortings145
  • number theory107
  • dfs and similar105
  • two pointers101
  • strings91
  • graphs88
  • bitmasks88
  • combinatorics82
  • trees78
  • dsu40
  • divide and conquer38
  • games36
  • geometry34
  • probabilities24
  • shortest paths23
  • hashing23
  • interactive22
  • *special11
  • flows8
  • string suffix structures6
  • Other (8 tags)31
  • 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.

    2022

    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.

    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 11/day in 2021)

    2022

    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 25/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 31/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 23/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 31/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 2/day in 2026)

    562
    -48
    1946
    2025-03-17 16:35Educational Codeforces Round 176 (Rated for Div. 2)221+701994
    2025-02-27 16:35Educational Codeforces Round 175 (Rated for Div. 2)235+781924
    2025-02-18 16:35Educational Codeforces Round 174 (Rated for Div. 2)415+701846
    2025-02-16 16:35Codeforces Round 1005 (Div. 2)845+411776
    2025-02-11 16:35Codeforces Round 1004 (Div. 2)2664-611735
    2024-11-10 17:35Codeforces Round 986 (Div. 2)351+921796
    2024-11-01 16:35Codeforces Round 983 (Div. 2)2785-501704