Rohit Kumar Sultania

• Username: 2★r1s09
• Country:  India
• Student/Professional:Student
• Institution:BP Poddar Institute of Management and Technology Kolkata, West Bengal, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 29

Current Ratings Graph Old Ratings Graph

1573 (-42)RatingProvisional
Rating i Provisional Rating, click to know more

July Challenge 2018 Division 2(2018-07-16 15:00:10)

Global Rank:   5626

Cheated in:   

Ratings System Update

(2018-07-16 15:00:10)

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?

1573 (+88)RatingProvisional
Rating i Provisional Rating, click to know more

July Challenge 2018 Division 2(2022-12-20 00:00:00)

Global Rank:   5626

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 (29)

October Challenge 2014

Chef and Ground

November Challenge 2014

Distinct Characters Subsequence

December Challenge 2014

Chef and Apple Trees

January Challenge 2015

Chef and Stones

January Lunchtime 2015

Piece of cake

February Challenge 2015

Chef and Chain, Let us play with rank list, Chef and Equality

March Challenge 2015

Chef and Notebooks

April Challenge 2015

Chef and Piano Scales, Broken Telephone, Chef and Interview

May Challenge 2015

Chef and new recipe

June Challenge 2015

Chef and Memory Limit

July Challenge 2015

Bread, Na2a and lucky stone, Chef and Cube

August Challenge 2015

Way Out, Gravity Guy, Cooking Machine, Aditi and Magic Trick

September Challenge 2015

Chain of Doughnuts, Lighthouses, Count Steps in Matrix

October Challenge 2015

Time measure, Count Subarrays, Who dares to be a millionaire

February Cook-Off 2015

Fit Squares in Triangle

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

October Cook-Off 2015

Almost Sorted Permutation

June Lunchtime 2015

Chef and Two Strings

July Lunchtime 2015

Puppy and game, Greedy puppy

December Lunchtime 2015

Distinct Codes

January Long Challenge 2016

Churu and Balls

July Challenge 2016

Andrash and Stipendium

August Challenge 2016

Chef and Chocolate

February Cook-Off 2016

Puppy and Sum

September Cook-Off 2016

Lazy Jem

August Lunchtime 2016

Studying Alphabet

October Challenge 2017

Max Mex, A Balanced Contest

Total Problems Solved: 76