sandeep kumar

• Username: 1★great
• Country:  India
• Student/Professional:Student
• Institution:Asansol Engineering College Asansol, West Bengal, 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: 26

Current Ratings Graph Old Ratings Graph

1289 (-20)RatingProvisional
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September Challenge 2017(2017-09-11 15:00:00)

Global Rank:   10011

Cheated in:   

Ratings System Update

(2017-09-11 15:00:00)

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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1289 (-28)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2017(2022-12-20 00:00:00)

Global Rank:   10011

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)

July Challenge 2014

Reach The Point, Count Substrings

August Challenge 2014

The Leaking Robot, Chef and Gift

October Challenge 2014

Chef and Ground, Magical Girl and Colored Liquid Potions

November Challenge 2014

Distinct Characters Subsequence, Let us construct palindrome

October Lunchtime 2014

Tanu and Head-bob

April Challenge 2015

Broken Telephone

June Challenge 2015

Chef and Memory Limit

July Challenge 2015

Chef and Cube

June Cook-Off 2015

Strange operations

September Lunchtime 2015

Sum of palindromic numbers

March Challenge 2016

Palindromic substrings

April Challenge 2016

Chef and Ballons, Chef And Magical Path, Chef And Coloring

October Challenge 2016

Chef and Three Dogs

July Challenge 2017

Whats in the Name

Total Problems Solved: 43