Md Shabbir Jamal

• Username: 2★jamal474
• Country:  India
• Student/Professional:Student
• Institution:Birla Institute of Technology Mesra Ranchi, Jharkhand, India
• 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: 31

Current Ratings Graph Old Ratings Graph

1460 (-16)RatingProvisional
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Starters 136 Division 3 ( Rated )(2024-05-29 22:00:04)

Global Rank:   2979

Cheated in:   

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(2024-05-29 22:00:04)

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1526 (-52)RatingProvisional
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Starters 50 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   1329

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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Contests (31)

November Challenge 2020 Division 2

Ada and Dishes

December Challenge 2020 Division 2

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

January Challenge 2021 Division 3

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

February Challenge 2021 Division 3

Maximise Function, Highest Divisor

March Challenge 2021 Division 3

Chef and Groups, No Time to Wait

April Challenge 2021 Division 3

Valid Pair, Strong Language, World Record, Chef and Dice

April Cook-Off 2021 Division 3

Passing Marks

SPYBITS IIT BHU Division 3 (Rated)

A - Save Water Save Life

July Challenge 2021 Division 3 (Rated)

Maximum Production, Relativity

July Cook-Off 2021 Division 3

XOR-ORED, Shoe Fit

July Lunchtime 2021 Division 3

Chef and Spells, Red Alert, Beautiful Pairs

CodeChef Starters 6 Division 3 (Rated)

Three Dices, Cricket Ranking

CodeChef Starters 7 Division 3 (Rated)

Ceiling Sum, Chess Format, Food Chain

August Challenge 2021 Division 2 (Unrated)

Problem Difficulties, Olympics Ranking

CodeChef Starters 9 Division 2 (Unrated)

Large Square, Bus full of passengers, Black cells in a chessboard

September Challenge 2021 Division 2 (Unrated)

Shuffling Parities, Airline Restrictions, Travel Pass

SnackDown 2021 - Online Qualifiers

Lucky Number

October Challenge 2021 Division 2 (Unrated)

Longest AND Subarray, MEX-OR

October Cook-Off 2021 Division 2

Odd Sum, 01 Subsequence

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Min Max LCM, Dance Moves

SnackDown 2021 - Online Round 1B

Queens Placement

November Challenge 2021 Division 2 (Unrated)

Equal Coins

CodeChef Starters 19 Division 2 (Rated)

Indivisible Permutation, Distinct Elements

December Cook-Off 2021 Division 2

Musical Chairs

December Lunchtime 2021 Division 3

Romantic Reversals, Maximum Trio, Chef Loves 1010, Chef and Vacation Transportation

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence

Exun 2021-22 Division 2 (Rated)

Sarthak and his Magic Grid, Vedant and his Hidden Array

CodeChef Starters 23 Division 3 (Rated)

Average of Three, Chef and Profits, Subarray Mex

CodeChef Starters 28 Division 2 (Rated)

Count the Holidays

CodeChef Starters 29 Division 3 (Rated)

Bomb the base, Plusle and Minun on Array, String protocol

CodeChef Starters 31 Division 3 (Rated)

XOR and AND, Alternating String, Sign Moves, The Unchanging OR, Group Assignment

Starters 39 Division 2 (Rated)

Compress the Video, Closest Vowels

Starters 50 Division 3 (Rated)

Average Permutation, Nearest Court, Permutation GCD

Starters 70 Division 3 (Rated)

Cost of Groceries, Minimum distance between 1s, Frequency Array Retrieval

Starters 71 Division 3 (Rated)

Pet Store, Snapchat, Perfect Trio

Starters 108 Division 3 (Rated)

Chess Pairing

Starters 136 Division 3 ( Rated )

Even Sum Subarray, My First Geometry Problem

Total Problems Solved: 179