rajul singh

• Username: 2★rajulsingh37
• Country:  India
• Student/Professional:Student
• Institution:Delhi Technological University New Delhi, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 31

Current Ratings Graph Old Ratings Graph

1490 (-7)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2020 Division 2(2020-05-11 15:00:02)

Global Rank:   6948

Cheated in:   

Ratings System Update

(2020-05-11 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?

1490 (-8)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   6948

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 (31)

February Challenge 2014

Little Elephant and Subarrays, Longest Common Pattern

August Challenge 2014

Chef and Gift

September Challenge 2014

Chef and Left-Right, Fun with Rotation

June Challenge 2015

Chef and Memory Limit

March Challenge 2016

Palindromic substrings, maximize the sum, Chef And Special Dishes

April Challenge 2016

Chef And Magical Path, Chef And Coloring, Chef and Ballons, Help Watson Escape

May Challenge 2016

Chef and Balls, Forest Gathering, Chef and Big Soccer, Laddu

June Challenge 2016

Chef And The Hiring Event, Devu and an Array, Chef and Coins Game, Chef And Binary Operation, Chef and Array and K

July Challenge 2016

Andrash and Stipendium, Chefland and Electricity

February Challenge 2017

Chef and His Apartment Dues

March Challenge 2017

Xenny and Alternating Tasks, Bear and Extra Number, Bandwidth of a matrix

April Challenge 2017

Dish Of Life, Bear and Row 01, Similar Dishes

May Challenge 2017

Median of adjacent maximum numbers, Chef and his daily routine, Courses in an university

July Challenge 2017

Chef and Sign Sequences, Whats in the Name

September Challenge 2017

Chef and Pick Digit, Minimum Good Permutation, Little Chef and Sums

October Challenge 2017

Max Mex, A Balanced Contest

November Challenge 2017

Chef goes Left Right Left, Periodic Palindrome Construction, Villages and Tribes

December Challenge 2017

Chef And his Cake, Penalty Shoot-out

January Challenge 2018

Maximum Score, Rectangle

February Challenge 2018

Chef And The Patents, Chef And His Characters

March Challenge 2018 DIV 2

A Big Sale, Mix the Colors, Chef and Glove, Minion Chef and Bananas

April Challenge 2018 Division 2

Workers

June Challenge 2018 Division 2

Naive Chef

August Challenge 2018 Division 2

Spell Bob

December Challenge 2018 Division 2

Chef and Interactive Contests, Chef and An Ideal Problem

October Challenge 2019 Division 2

Phone Prices

April Challenge 2020 Division 2

Strange Number, Unit GCD, Sell All the Cars, COVID Pandemic and Long Queue

May Challenge 2020 Division 2

Coronavirus Spread, Isolation Centers

Total Problems Solved: 86