Ajay kumar

• Username: 3★centuries_2150
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Roorkee Uttarakhand, 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: 6

Current Ratings Graph Old Ratings Graph

1730 (+127)RatingProvisional
Rating i Provisional Rating, click to know more

August Cook-Off 2019 Division 1(2019-08-19 00:00:00)

Global Rank:   90

Cheated in:   

Ratings System Update

(2019-08-19 00:00:00)

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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1730 (-216)RatingProvisional
Rating i Provisional Rating, click to know more

August Cook-Off 2019 Division 1(2022-12-20 00:00:00)

Global Rank:   90

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)

Practice Paths (1)

Practice for ZCO and INOI

0%

Contests (6)

September Mega Cook-Off 2018 Division 2

OneTwo, ATM Machine, Make a Permutation

June Challenge 2018 Division 2

Naive Chef

March Lunchtime 2019 Division 2

Testing Robot, Travelling Saleschef

July Lunchtime 2019 Division 2

Delete a Subarray, Easy Math

August Challenge 2019 Division 2

Guddu and his Mother, Encoding, Dilemma, Football, Distribute Apples, Zombie and the Caves

August Cook-Off 2019 Division 1

Rich Substrings, Two Circles

Total Problems Solved: 19