Anisur Rahman SU_N_NY

• Username: 4★arafatsunny
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Daffodil International University Dhaka, Bangladesh
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 18

Current Ratings Graph Old Ratings Graph

1854 (+52)RatingProvisional
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May Lunchtime 2022 Division 1 (Rated)(2022-05-15 23:00:00)

Global Rank:   108

Cheated in:   

Ratings System Update

(2022-05-15 23:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

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1854 (-341)RatingProvisional
Rating i Provisional Rating, click to know more

May Lunchtime 2022 Division 1 (Rated)(2022-12-20 00:00:00)

Global Rank:   108

Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

How the rating system works?

Learning Paths (0)

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Practice Paths (0)

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Contests (18)

November Challenge 2020 Division 2

Ada and Dishes, Restore Sequence

December Challenge 2020 Division 2

Even Pair Sum, Vaccine Production, Vaccine Distribution, Positive Prefixes

November Cook-Off 2020 Division 2

Chef and IPC Certificates

October Lunchtime 2020 Division 2

AND Plus OR

January Challenge 2021 Division 3

Encoded String, Point Of Impact, Chef and Division 3, Fair Elections

January Lunchtime 2021 Division 3 (Unrated)

Ashishgup and Interviews, Pair Me, Binary Subsequence, Even Differences, Even Sum

February Challenge 2021 Division 3

Team Name, Highest Divisor, Maximise Function, Chef and Meetings, Frog Sort

February Lunchtime 2021 Division 2

Palpal Strings, Coprime Range

CodeChef Div 3 Rated Contest 2021 Division 3

Chef and Patients, Body Mass Index, Total Score

March Lunchtime 2021 Division 2

Dinner by Candlelight, Lunchtime

September Challenge 2021 Division 2 (Unrated)

XOR Equal, Shuffling Parities, Airline Restrictions, Travel Pass

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

October Challenge 2021 Division 3 (Rated)

Longest AND Subarray, Which Mixture, Three Boxes, MEX-OR, Digit Removal

December Challenge 2021 Division 2 (Unrated)

Valleys and Hills, Rock Paper Scissors, List of Lists

CodeChef Starters 24 Division 2 (Rated)

Anti Palindrome, Avoid Contact, Divisors and Reciprocals, Yet Another Constructive Problem

CodeChef Starters 26 Division 2 (Unrated)

Careless Chef, Control the Pollution

CodeChef Starters 29 Division 2 (Rated)

Decomposition Reaction, Plusle and Minun on Array, String protocol

CodeChef Starters 30 Division 2 (Rated)

Minimum Coloring, Gift Shop and Coupon, Balanced Reversals

March Lunchtime 2022 Division 2

Sad Splits, Winter, Adjacency Love

CodeChef Starters 32 Division 2 (Rated)

Maximize the Minimum, Finding Shoes, Training Plans, Flip Sorting

May Lunchtime 2022 Division 1 (Rated)

Balanced 0-1 Tree, Equal After And

Starters 39 Division 1 (Unrated)

Minimize Blocked Roads

Starters 40 Division 1 (Unrated)

Or Permutation, Good Pairs

Total Problems Solved: 91