Rohit Ranjan

• Username: 2★r_square84
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology BHU Varanasi, Uttar Pradesh, 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: 20

Current Ratings Graph Old Ratings Graph

1449 (-58)RatingProvisional
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Starters 41 Division 4 (Rated)(2022-06-01 23:00:06)

Global Rank:   11305

Cheated in:   

Ratings System Update

(2022-06-01 23:00:06)

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1449 (+183)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 41 Division 4 (Rated)(2022-12-20 00:00:00)

Global Rank:   11305

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 (20)

December Cook-Off 2020 Division 2

Catch the Thief, Self-Destructing Strings, Minimum Attendance Requirement

March Cook-Off 2021 Division 2

Guess the Number

August Challenge 2021 Division 2 (Unrated)

Problem Difficulties, Olympics Ranking

August Cook-Off 2021 Division 2

Different String, Chef and Closure, Equal Difference, Clear the Array

August Lunchtime 2021 Division 2

K-th Maximum, Just a Graph, Crossing Blocks

AlgoManiac - Code For Future Division 2 (Unrated)

Say No To Drugs, The Rumbling, The Old Saint And Three Questions, Meet In The Median

September Challenge 2021 Division 2 (Unrated)

XOR Equal, Travel Pass, Airline Restrictions, Shuffling Parities

September Cook-Off 2021 Division 2

Adjacency Hatred

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

CodeChef Starters 11 Division 2 (Rated)

The Grid Fill Problem, Obtain the Sum

October Challenge 2021 Division 2 (Unrated)

Digit Removal

September Lunchtime 2021 Division 2

Balanced and Unique Arrays, Alice vs Bob Faceoff, Yet another SOD problem

CodeChef Starters 16 Division 2 (Unrated)

Professor And Directions, Chef and Magical Steps

October Cook-Off 2021 Division 2

01 Subsequence, Odd Sum

October Lunchtime 2021 Division 2

Chef and Water Car, Exactly N plus 1 Values

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Min Max LCM

SnackDown 2021 - Online Round 1B

Queens Placement , Largest Laddu, Help Nishant

SnackDown 2021 - Online Pre-Elimination

Product Pain

CodeChef Starters 17 Division 2 (Rated)

Binary Inversion, GCD of Prefixes, String Game, Partition It, Chef on Vacation, New Piece

C.O.D.E.R.S Division 2 (Rated)

The One On The Last Night

November Lunchtime 2021 Division 2

Expected Weight, Rapid Re-Orderings, Strange Minimization

December Cook-Off 2021 Division 2

Median Minimization, Musical Chairs

Exun 2021-22 Division 2 (Rated)

Sarthak and his Magic Grid, Vedant and his Hidden Array

January Cook-Off 2022 Division 2

Palindromes Not Allowed, Mean Maximization, Subsegment Divisibility , Merged LIS, Prime Graph

CodeChef Starters 23 Division 2 (Unrated)

Average of Three, Subarray Mex

CodeChef Starters 24 Division 2 (Rated)

Avoid Contact, Yet Another Constructive Problem

May Long Two 2022 Division 4 (Rated)

Subarrays with length

Total Problems Solved: 74