tarun kumar

• Username: 2★kumar_23
• Country:  India
• Student/Professional:Professional
• Organisation:
• 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: 24

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1429 (-29)RatingProvisional
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Starters 94 Division 3 (Rated)(2023-06-14 22:00:04)

Global Rank:   3614

Cheated in:   

Ratings System Update

(2023-06-14 22:00:04)

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1570 (-74)RatingProvisional
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CodeChef Starters 26 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   699

Cheated in:   

Ratings System Update

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

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Learning Paths (0)

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Contests (24)

April Challenge 2020 Division 2

COVID Pandemic and Long Queue, Sell All the Cars

May Challenge 2020 Division 2

Coronavirus Spread, Isolation Centers

March Lunchtime 2020 Division 2 (Unrated)

Chef Swaps Digits

April Lunchtime 2020 Division 2

Chef in Fantasy League

May Lunchtime 2020 Division 2

Weird Walk, Lost Weekends

June Challenge 2020 Division 2

Chef and Price Control, Chef and String, Chef and Icecream, Even Matrix

July Challenge 2020 Division 2

Ada King, Missing a Point, Chef and Card Game, Chef and Strings

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP

January Challenge 2021 Division 3

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

February Challenge 2021 Division 3

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

March Challenge 2021 Division 3

No Time to Wait, Space Arrays, College Life 4, Chef and Groups, Interesting XOR!

May Challenge 2021 Division 2 (Rated)

Xor Equality, Tic Tac Toe

June Challenge 2021 Division 2 (Unrated)

Shortest Route, Bitwise Tuples, Bella ciao, Summer Heat

July Lunchtime 2021 Division 2

Beautiful Pairs

August Challenge 2021 Division 3 (Rated)

Problem Difficulties, Olympics Ranking, Special Triplets, Array Filling, Chef and Bulb Invention

September Challenge 2021 Division 2 (Unrated)

Shuffling Parities, Airline Restrictions, Travel Pass

January Cook-Off 2022 Division 2

Palindromes Not Allowed

CodeChef Starters 23 Division 3 (Rated)

Subarray Mex, Chef and Profits, Average of Three

CodeChef Starters 24 Division 3 (Rated)

Avoid Contact, Badminton Serves, EVM Hacking

February Long 2022 - I, Division 3 (Rated)

Binary Base Basics, N Queens Puzzle Solved !, Chef and the Hair Salon

CodeChef Starters 26 Division 3 (Rated)

Control the Pollution, Hostel Room, Careless Chef, Count the Notebooks

June Long One 2022 Division 2 (Unrated)

Divisible by i , Possible GCD, Alternate Additions, Equal Strings

February Cook-Off 2023 Division 3 (Rated)

Bi_lindrome!, Permutation and Modulus, Netflix

Starters 80 Division 3 (Rated)

Single-use Attack, Equal Elements, Running Comparison, Prefix Permutation

Starters 88 Division 3 (Rated)

Largest and Second Largest

Starters 90 Division 3 (Rated)

AP Free Sequences, Printing Binary Array

Starters 93 Division 3 (Rated)

7 Rings, Problem

Starters 94 Division 3 (Rated)

Gymkhana Election IIIT-A, CodeChef Streak

Total Problems Solved: 101