Mejar kumar

• Username: 3★mejarkumar
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology (Indian School of Mines) Dhanbad
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 28

Current Ratings Graph Old Ratings Graph

1744 (+4)RatingProvisional
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Starters 99 Division 2 (Rated)(2023-07-19 22:15:02)

Global Rank:   872

Cheated in:   

Ratings System Update

(2023-07-19 22:15:02)

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1709 (-88)RatingProvisional
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Starters 69 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   749

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?

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Contests (28)

SnackDown 2021 - Online Qualifiers

Lucky Number

CodeChef Starters 16 Division 3 (Rated)

Chef And Salary Pay, Pass or Fail

October Lunchtime 2021 Division 3

Alternating Work Days, Problem Category

SnackDown 2021 - Online Round 1A

Dance Moves, Min Max LCM

November Challenge 2021 Division 3 (Rated)

Xor Equation, Weird Palindrome Making, Hill Sequence, Equal Coins, Which Fuel is Cheaper

CodeChef Starters 20 Division 3 (Rated)

Stable Sequence, Genes, Chef and Pal

C.O.D.E.R.S Division 3 (Rated)

The One On The Last Night, The One with Russ, The One with All the Candy, The One Where It All Began

November Lunchtime 2021 Division 3

Chef and Stock Prices , Minimum Number of Pizzas, Expected Weight

December Cook-Off 2021 Division 3

Median Minimization, Two Rooks, Friends Meetup, Musical Chairs

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence, Even Subset Xor

January Long 2022 - I, Division 2 (Unrated)

Prime in a binary string

January Cook-Off 2022 Division 2

Mean Maximization, Palindromes Not Allowed

CodeChef Starters 23 Division 2 (Unrated)

Average of Three, Subarray Mex

CodeChef Starters 25 Division 2 (Rated)

Building Towers, Equal MEX, Points and Lines

CodeChef Starters 29 Division 2 (Rated)

String protocol, Plusle and Minun on Array

March Lunchtime 2022 Division 3

Adjacency Love, Buy 2 Get 1 Free, Minimum number of coins, Sad Splits, Winter

July Cook-Off 2022 Division 2 (Rated)

Xor Permutation, Segmentation Fault, Permutation And Median

Starters 41 Division 2 (Rated)

Equal Integers, Remove and Add, Is this priority or parity!, Path Parity

Starters 44 Division 2 (Rated)

Dense Bracket Sequence, Triple Xor, Atleast and Atmost

June Long Two 2022 Division 2 (Unrated)

Count the ACs

Starters 45 Division 2 (Rated)

Even Equal Odd, Retrieve the Array, Adjacent Sum Parity

Starters 47 Division 2 (Rated)

Copy and Push Back, Similar Heights, End Sorted

Starters 69 Division 2 (Rated)

Distinct Sequence, Akash and Dinner

Starters 70 Division 2 (Rated)

Minimum distance between 1s, Prime Reversal, Frequency Array Retrieval

December Long 2022 Division 2 (Unrated)

Gcd of Subarrays, Maximise XOR

Starters 91 Division 2 (Rated)

Odd GCD Permutation, Chef Odd, Blobby Volley Scores

Starters 92 Division 2 (Rated)

Distance Coloring, Dotify Playlist, Rectangular Tiling

Starters 94 Division 2 (Rated)

CodeChef Streak, Possible or Not, The Vowel Matrix

Starters 95 Division 2 (Rated)

Boxes, Transfusion Chain, EVacuate to Moon

Starters 99 Division 2 (Rated)

Card Swipe, Exclusion-Inclusion

Total Problems Solved: 138