Anurag Rai

• Username: 3★lazy7
• Country:  India
• Student/Professional:Professional
• Organisation:Smallcase Technologies
• 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: 35

Current Ratings Graph Old Ratings Graph

1656 (-12)RatingProvisional
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April Challenge 2021 Division 2(2021-04-12 15:00:02)

Global Rank:   2803

Cheated in:   

Ratings System Update

(2021-04-12 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?

1656 (-26)RatingProvisional
Rating i Provisional Rating, click to know more

April Challenge 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   2803

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 (35)

October Challenge 2014

Chef and Ground

January Challenge 2015

Chef and Stones

October Challenge 2015

Who dares to be a millionaire, Count Subarrays

October Lunchtime 2015

emitL

February Challenge 2016

Chef-Detective

April Challenge 2016

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

June Challenge 2016

Devu and an Array

September Challenge 2016

Dividing Machine, Chef and calculation, Faded Palindromes, Chef and digits of a number, Chef and Friends

October Challenge 2016

Chef and Keyboard, Chef and Three Dogs

November Challenge 2016

Chef and squares, Task for Alexey

December Cook-Off 2016

Chef and Subset

February Lunchtime 2016

Chef and Tic-Tac-Toe, Chef and Socks

June Challenge 2017

A Good Set, Xenny and Coin Rankings

December Challenge 2018 Division 2

Max and Electrical Panel, Chef and Interactive Contests, Chef and An Ideal Problem

November Challenge 2018 Division 2

Chef and Difficult Contests

January Challenge 2019 Division 2

Distinct Pairs, Fancy Quotes, Lucky Number Game

March Challenge 2019 Division 2

Chef and Number Game

April Challenge 2019 Division 2

Friend or Girlfriend, Maximum Remaining, Subtree Removal, Fencing

September Challenge 2019 Division 2

Easy Fibonacci

November Challenge 2019 Division 2

Hard Sequence, Weapon Value

April Challenge 2020 Division 2

Strange Number, COVID Pandemic and Long Queue, Leaked Answers (Challenge), Sell All the Cars, Unit GCD

May Challenge 2020 Division 2

Coronavirus Spread, Isolation Centers

July Challenge 2020 Division 2

Ada King, Chefina and Swaps, Missing a Point, Chef and Card Game, Chef and Strings

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP

September Challenge 2020 Division 2

A Problem on Sticks, Ada Matrix

RECode 12.0 (Rated for all)

Chef and String, Chef and Numbers

October Challenge 2020 Division 2

Positive AND, Replace for X, Covid Run, Chef and Easy Queries

November Challenge 2020 Division 2

Restore Sequence, Ada and Dishes, Magical Candy Store, Iron, Magnet and Wall

January Challenge 2021 Division 2

Watching CPL, Fair Elections

December Challenge 2020 Division 1

Positive Prefixes, Even Pair Sum

January Cook-Off 2021 Division 2

Prime Tuples

November Cook-Off 2020 Division 2

Flip the String, Chef and IPC Certificates

April Challenge 2021 Division 2

Worthy Matrix, Chef and Dice

Total Problems Solved: 88