Rakesh Kumar Mallick

• Username: 3★rkm_coder
• Country:  India
• Student/Professional:Professional
• Organisation:Olacabs
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 55

Current Ratings Graph Old Ratings Graph

1613 (-13)RatingProvisional
Rating i Provisional Rating, click to know more

August Challenge 2020 Division 2(2020-08-17 15:00:02)

Global Rank:   10137

Cheated in:   

Ratings System Update

(2020-08-17 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?

1613 (+9)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   10137

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 (55)

October Challenge 2013

Maxim and Dividers, Helping Lira

November Challenge 2013

Uncle Johny, Square Digit Squares

December Challenge 2013

Magic Pairs

January Challenge 2014

Please like me, Chef and Feedback

February Cook-Off 2014

Chef and Remissness

March Cook-Off 2014

Dividing Stamps

April Cook-Off 2014

Snape and Ladder

May Cook-Off 2014

Ups and Downs

June Cook-Off 2014

Counting Flags

July Cook-Off 2014

Sum Queries, Copy-Paste

September Cook-Off 2014, ACM-ICPC Warm up

Subarray GCD

October Cook-Off 2014

Walk on the Axis

November Cook-Off 2014

Brackets

December Cook-Off 2014

Good Joke!

February Challenge 2014

Longest Common Pattern, Little Elephant and Subarrays

March Challenge 2014

Team Split, Binary Tournament, Walk, Little Chef and Numbers

April Challenge 2014

Farmer Feb, Shortest Path in Binary Trees, Chef and Digits, Counting Matrices

May Challenge 2014

Stone, Chef-jumping

June Challenge 2014

Chef and Subarray, Guessing Game, Forgot Password

July Challenge 2014

Count Substrings

August Challenge 2014

The Leaking Robot, Cleaning Tables, Chef and Gift

September Challenge 2014

Chef and Rainbow Array - 2, Fun with Rotation, Chef and Left-Right, Factorisation

October Challenge 2014

Chef and Ground, Magical Girl and Colored Liquid Potions, DevuLand, Dinosaurs and Laddus

November Challenge 2014

Distinct Characters Subsequence

December Challenge 2014

Chef and Apple Trees

May Lunchtime 2014

Approximately II

June Lunchtime 2014

The Smallest Pair

January Challenge 2015

One Dimensional Kingdoms, Chef and Stones, Sereja and Votes

April Challenge 2017

Similar Dishes

September Challenge 2017

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

October Challenge 2017

Max Mex, A Balanced Contest

October Cook-Off 2017

Chef and Employment Test, Chef and Weird Queries

December Cook-Off 2017

Football Match

October Lunchtime 2017

Buggy Calculator

January Challenge 2018

Maximum Score, Rectangle

January Lunchtime 2018

Chef and Game with Sequence

February Challenge 2018

Chef And His Characters, Chef And The Patents, Car-pal Tunnel, Permutation and Palindrome

March Cook-off 2018 Division 2

Chef Judges a Competition

April Challenge 2018 Division 2

Workers, Average of Pairs, Count Good Prefixes, Weight of Numbers, Chef and Array (Challenge), Highway Crossing

April Challenge 2019 Division 2

Friend or Girlfriend, Maximum Remaining, Fencing

April Cook-Off 2019 Division 2

Making a Meal, Chef Learning Hungarian Algorithm

April Lunchtime 2019 Division 2

Attendance, Fast Food

May Cook-Off 2019 Division 2

Chain Reaction

May Lunchtime 2019 Division 2 (Unrated)

CV

June Challenge 2019 Division 2

Road Signs, Guddu on a Date, Chef and Proxy

June Lunchtime 2019 Division 2

Ping Paja Pong, Magda and Silly Pairs

August Cook-Off 2019 Division 2

Chef and Pepperoni Pizza, Chef Drinks Coke

August Lunchtime 2019 Division 2

Eidi Gift

August Challenge 2020 Division 2

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

Total Problems Solved: 157