Rohit Kumar

• Username: 3★rohit5840
• Country:  India
• Student/Professional:Student
• Institution:Birsa Institute of Technology, Sindri 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: 26

Current Ratings Graph Old Ratings Graph

1769 (-53)RatingProvisional
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Starters 191 (Rated)(2025-06-18 22:00:02)

Global Rank:   1794

Cheated in:   

Ratings System Update

(2025-06-18 22:00:02)

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1822 (+894)RatingProvisional
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May Challenge 2018 Division 2(2022-12-20 00:00:00)

Global Rank:   1066

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 (26)

June Challenge 2017

Xenny and Coin Rankings, A Good Set, Pairwise union of sets

July Challenge 2017

Chef and Sign Sequences, Whats in the Name, Calculator , IPC Trainers

August Long Challenge 2017

Greedy Candidates, Palindromic Game, Chef and Mover, Chef and Rainbow Array

September Challenge 2017

Sereja and Commands, Chef and Pick Digit, Minimum Good Permutation, Fill The Matrix, Little Chef and Sums

October Challenge 2017

A Balanced Contest, (Challenge) Connecting computers, Counter Test For CHEFSUM, Chef and Cycled Cycles, Chef and a great voluntary Program, Chef and Magic Arrays, Max Mex

November Challenge 2017

Chef and Intersection Line, Chef Hates Palindromes, Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes

June Cook-Off 2017

SnackUp, Ada and crayons

July Cook-Off 2017

Chang and Bitwise OR, Chang and the Perfect Function

August Cook-Off 2017

Real obtuse, From heaven to earth

September Cook-Off 2017

Subsequence Equality

October Cook-Off 2017

Chef and Employment Test

June Lunchtime 2017

Maximum Unique Segment, Two Numbers

July Lunchtime 2017

Find the Maximum Value

August Lunchtime 2017

Mathison and the Dynamo shuffle, Mathison and pangrams

December Lunchtime 2017

Days in Month, Strange Function

January Challenge 2018

K-Concatenation, Maximum Score, Rectangle, Partition the numbers

February Challenge 2018

Car-pal Tunnel, Permutation and Palindrome, (Challenge) Biased Committee, Points Inside A Polygon, Akanksha and End of Semester, Chef And The Patents, Chef And His Characters

February Cook-Off 2018

Chef and Cook-Off, Chef and Line

February Lunchtime 2018

Game with numbers, Jumping in the hills

March Challenge 2018 DIV 1

Minions and Voting, Chef and Easy Problem, Pishty and Triangles, Mix the Colors

March Cook-off 2018 Division 1

Chef Goes to the Cinema

April Lunchtime 2018 Division 1

The hardest gcd problem

April Challenge 2018 Division 1

Chef and Array (Challenge), Highway Crossing, Count Good Prefixes

May Challenge 2018 Division 2

Xor Again, Dibs on Fibs, Minimum Deletions, Mighty Friend

Insomnia 2018 (Rated)

Split Sums, Strange Swaps

Code Melange (Rated)

XD Subsequences, The Deadly Sin, Candy Love

Starters 191 (Rated)

Add to get GCD, Permuted Greater than 2

Total Problems Solved: 140