Deepak Kumar

• Username: 2★error_an
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Information Technology, Bhagalpur Bihar, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 15

Current Ratings Graph Old Ratings Graph

1531 (-55)RatingProvisional
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Starters 201 (Rated)(2025-08-27 22:00:04)

Global Rank:   3045

Cheated in:   

Ratings System Update

(2025-08-27 22:00:04)

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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1582 (-158)RatingProvisional
Rating i Provisional Rating, click to know more

March Long Two 2022, Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   43

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 (15)

February Long 2022 - I, Division 3 (Rated)

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

February Cook-Off 2022 Division 3

Lazy Salesman, Peaceful Party

February Long 2022 - II, Division 3 (Rated)

Avoid Fixed Points, World Chess Championship, Chef and NextGen, Xor Palindrome

CodeChef Starters 26 Division 3 (Rated)

Careless Chef, Count the Notebooks

CodeChef Starters 27 Division 3 (Rated)

Blackjack, The product mystery, Too many items, Distinct Binary Strings

February Lunchtime 2022 Division 3

Good Program, Parallel Processing, Watching Movies at 2x

CodeChef Starters 28 Division 3 (Rated)

Permutation Xority, Self Defence Training, Car Choice, Count the Holidays

March Long One 2022, Division 3 (Rated)

Wordle, Exact Marks, Substring of a Substring, Akash and Function, Akash and Missing Class

CodeChef Starters 29 Division 3 (Rated)

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

March Long Two 2022, Division 3 (Rated)

Chef and Races, Missing Numbers, The Rating Dilemma, Same Parity Swaps in Binary Strings

CodeChef Starters 30 Division 3 (Rated)

Balanced Reversals, Swapping Chefs Way, Chef and Water Bottles, Gift Shop and Coupon

March Cook-Off 2022 Division 3

Janmansh and Games, Janmansh at Fruit Market

Starters 40 Division 2 (Unrated)

Infinity Staircase

Starters 57 Division 2 (Unrated)

Maximum Expression, Even Splits, Two Different Palindromes

Starters 71 Division 3 (Rated)

Pet Store, Flip the Prefix, Snapchat, Perfect Trio, Maximizing LCS

Starters 182 (Rated)

Palindromic Score

Total Problems Solved: 70