Karthikeya Yadav

• Username: 3★karthikeya123
• Country:  India
• Student/Professional:Student
• Institution:National Institute of Technology, Andhra Pradesh 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: 40

Current Ratings Graph Old Ratings Graph

1786 (+11)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2020 Division 2(2020-09-14 15:00:02)

Global Rank:   2386

Cheated in:   

Ratings System Update

(2020-09-14 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?

1786 (+35)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   2386

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)

None

Contests (40)

August Long Challenge 2017

Greedy Candidates, Chef and Rainbow Array

September Challenge 2017

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

October Challenge 2017

Max Mex, A Balanced Contest

November Challenge 2017

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

December Challenge 2017

Chef And his Cake, Penalty Shoot-out

November Cook-Off 2017

Random Pair

October Lunchtime 2017

Buggy Calculator

November Lunchtime 2017

Smart Strategy

January Challenge 2018

Rectangle

February Challenge 2018

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

February Cook-Off 2018

Chef and Cook-Off, Chef and Tuples

February Lunchtime 2018

Jumping in the hills

March Challenge 2018 DIV 2

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

March Cook-off 2018 Division 2

Chef Goes to the Cinema, Chef Judges a Competition

March Lunchtime 2018 Division 2 (Unrated)

Chef and Friends, Magic Elements

April Challenge 2018 Division 2

Weight of Numbers, Workers

July Challenge 2018 Division 2

Magic Set, Strike or Spare

August Challenge 2018 Division 2

Modular GCD, Spell Bob, Sheokand and Number, Problem Sort

September Challenge 2018 Division 2

Magician versus Chef, War of XORs, Chef and Adventures, Table Game, Bad Shuffle

August Lunchtime 2018 Division 2

Mix Mix Game, Chef and Problem Setting, Chef and Eid

September Lunchtime 2018 Division 1

Chef Restaurant

ALKHWARIZM (Rated)

Help Voldemort, Sam, The Charming Angel

Code Melange (Rated)

XD Subsequences, The Deadly Sin, Candy Love

Dementia (Rated for Division 2)

Chef and Replication

ProCon 2018 (Rated for all)

The Great Run, Kill them with your success

February Challenge 2019 Division 2

Chef and Magical Jars, Deputy Chef, Art of Balance, Appy and Contest, Chef and Secret Ingredients, Guess It Right, Manhattan Rectangle

July Challenge 2019 Division 2

Minimum and Maximum, Chef and Mean

August Lunchtime 2019 Division 2

Eidi Gift, Chef and Trip

October Lunchtime 2019 Division 2

Khaled in HIT, Counting Inversions Revisited

November Challenge 2019 Division 2

Hard Sequence, Weapon Value

January Challenge 2020 Division 2

Chef and Dynamo, Doraemon, Breaking Bricks

March Challenge 2020 Division 2

XOR Engine, Ada Bishop 2, Pintu and Fruits

April Challenge 2020 Division 2

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

August Challenge 2020 Division 2

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

September Challenge 2020 Division 2

Chefina and Swap, A Problem on Sticks, Find XOR, Ada Matrix, Coronavirus Spread 2

July Cook-Off 2020 Division 2

Even-tual Reduction, OR-thodox Distinction

Total Problems Solved: 107