Davender Kumar

• Username: 2★devbinu
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Dhanbad
• 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: 8

Current Ratings Graph Old Ratings Graph

1465 (+13)RatingProvisional
Rating i Provisional Rating, click to know more

June Challenge 2020 Division 2(2020-06-15 15:00:02)

Global Rank:   6863

Cheated in:   

Ratings System Update

(2020-06-15 15:00:02)

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?

1465 (-70)RatingProvisional
Rating i Provisional Rating, click to know more

June Challenge 2020 Division 2(2022-12-20 00:00:00)

Global Rank:   6863

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)

None

Practice Paths (0)

None

Contests (8)

September Challenge 2017

Little Chef and Sums, Chef and Pick Digit

October Challenge 2017

Chef and a great voluntary Program, Max Mex, Counter Test For CHEFSUM, A Balanced Contest

December Challenge 2017

Total Diamonds, Chef And his Cake, Penalty Shoot-out

May Cook-Off 2017

La Liga

May Lunchtime 2017

Prefix Inversions

June Challenge 2018 Division 2

Naive Chef

December Challenge 2018 Division 2

Chef and Interactive Contests, Chef and An Ideal Problem

May Lunchtime 2020 Division 2

Weird Walk, Convert the String, Lost Weekends

June Challenge 2020 Division 2

Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Chef and String, Chef and Price Control

Total Problems Solved: 77