Preetam Kumar Sur

• Username: 3★preetam88
• Country:  India
• Student/Professional:Professional
• Organisation:Cognizant Technology Solutions Pvt. Ltd.
• 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: 25

Current Ratings Graph Old Ratings Graph

1665 (-15)RatingProvisional
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May Challenge 2019 Division 2(2019-05-13 15:03:00)

Global Rank:   2487

Cheated in:   

Ratings System Update

(2019-05-13 15:03:00)

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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1665 (+106)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2019 Division 2(2022-12-20 00:00:00)

Global Rank:   2487

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 (25)

June Challenge 2013

To challenge or not, Predictopus, Lapindromes

July Challenge 2013

Chef and Walking on the rectangle

August Challenge 2013

Little Elephant and Lemonade, Hello Hello, Splitting Candies

September Challenge 2013

Little Elephant and Exams, Cool Guys, Chef and Integers , Project Spoon, CAO Stage-1

October Challenge 2013

Helping Lira, Maxim and Dividers

November Challenge 2013

Square Digit Squares, Missing some chairs, Uncle Johny

December Challenge 2013

Chef and Codes, Magic Pairs, Rectangular Queries

April Cook-Off 2014

Snape and Ladder, BiCo Gaming Grid

May Cook-Off 2014

Ups and Downs

June Cook-Off 2014

Counting Flags, Painting

February Challenge 2014

Make Him Happy, Longest Common Pattern

March Challenge 2014

Little Chef and Numbers, Walk

April Challenge 2014

Sereja and Permutation, Counting Matrices, Farmer Feb, Chef and Digits, Divide the Tangerine, Shortest Path in Binary Trees

May Challenge 2014

Compilers and Parsers, Chef-jumping, Stone

June Challenge 2014

Chef and Subarray, Guessing Game, Forgot Password

September Challenge 2014

Chef and Left-Right, Fun with Rotation, Factorisation

June Lunchtime 2014

The Smallest Pair

July Challenge 2015

Bread, Na2a and lucky stone, Chef and Cube

August Challenge 2015

Gravity Guy, Cooking Machine, Aditi and Magic Trick

September Challenge 2015

Count Steps in Matrix

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

April Challenge 2019 Division 2

Friend or Girlfriend, Maximum Remaining

May Challenge 2019 Division 2

Reduce to One

Total Problems Solved: 60