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• Username: 2★rifatun_nesa
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Comilla University, 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: 35

Current Ratings Graph Old Ratings Graph

1475 (+9)RatingProvisional
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Starters 105 Division 3 (Rated)(2023-10-25 22:00:04)

Global Rank:   1629

Cheated in:   

Ratings System Update

(2023-10-25 22:00:04)

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1499 (+10)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 55 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   503

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 (35)

July Challenge 2020 Division 2

Chef and Card Game, Ada King, Chef and Strings

October Challenge 2020 Division 2

Covid Run, Chef and Easy Queries

November Challenge 2020 Division 2

Restore Sequence, Ada and Dishes

December Challenge 2020 Division 2

Vaccine Distribution

December Cook-Off 2020 Division 2

Minimum Attendance Requirement

December Lunchtime 2020 Division 2 (Unrated)

Sed Sequences

UWCOI 2021 (Rated for all)

Hidden Numbers

January Challenge 2021 Division 3

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

February Challenge 2021 Division 3

Maximise Function, Highest Divisor

May Challenge 2021 Division 3 (Rated)

Golf, Solubility

CodeChef Starters 28 Division 4 (Rated)

Self Defence Training

June Long Two 2022 Division 4 (Rated)

Fitness, Complementary Strand in a DNA, Count the ACs, Make all equal using Pairs

Starters 46 Division 4 (Rated)

Sort the String, Counting Words, MATH1 Enrolment, Group Assignment

August Long 2022 Division 4 (Rated)

Maximum Submissions, Make A and B equal, Two Trains, Hello Equation, XOR with smallest element, Sale Season

Starters 53 Division 4 (Rated)

Black&White Ring Game, Car Trip, Greater Average, Odd Pairs, Make A and B equal, Weights

Starters 54 Division 4 (Rated)

Team of Two, Ticket Fine, Equal Distinct, Number of Credits

Starters 55 Division 3 (Rated)

Balls and Boxes, Permutation Clear, Mean and Median, Broken Phone, OR Tuples

Starters 74 Division 3 (Rated)

Chef And Babla, Lcm hates Gcd, Odd Even Binary String

Starters 78 Division 3 (Rated)

Valid Expression, Solve More Problems!, Passing Marks, Bitwise Equation

Starters 80 Division 4 (Rated)

Permutation Subsequence, Prefix Permutation, Just One More Episode, Single-use Attack, Running Comparison, Equal Elements

Starters 82 Division 4 (Rated)

Reach Home, Candy Division, MIN To MAX, Make A-B Same, Difference Matrix

Starters 85 Division 4 (Rated)

Crazy Bishops on Chessboard, Efficient PAN Linking, Inside The Stadium, IPL Ticket Rush, Can Chef

Starters 86 Division 3 (Rated)

Maximise Score, Chef and Battery , Cricket Match, String Game

Starters 88 Division 3 (Rated)

Unstable Subarray, Largest and Second Largest

Starters 90 Division 3 (Rated)

Printing Binary Array

Starters 92 Division 3 (Rated)

Rectangular Tiling, Dotify Playlist, Water Filling

Starters 105 Division 3 (Rated)

Dracula Eats, Take it Easy, Dull Operation

Total Problems Solved: 141