Kishan

• Username: 4★lordofthunder
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Engineering Science and Technology, Shibpur Howrah, West Bengal, 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: 50

Current Ratings Graph Old Ratings Graph

1875 (+25)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2020 Division 1(2020-10-12 15:00:00)

Global Rank:   247

Cheated in:   

Ratings System Update

(2020-10-12 15:00:00)

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?

1875 (-123)RatingProvisional
Rating i Provisional Rating, click to know more

October Challenge 2020 Division 1(2022-12-20 00:00:00)

Global Rank:   247

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 (50)

May Cook-off 2018 Division 2

Secret Recipe

June Cook-Off 2018 Division 1

Good Permutations

July Cook-Off 2018 Division 1

OR Matrix

August Cook-Off 2018 Division 2

Mixi Game, Balsa For The Three

September Mega Cook-Off 2018 Division 1

Make a Permutation

November Cook-Off 2018 Division 2

Truth and Dare, Beautiful Garland

December Cook-Off 2018 Division 2

Camp Or Not

March Lunchtime 2018 Division 2 (Unrated)

Chef and Friends, Magic Elements

April Lunchtime 2018 Division 2

Two vs Ten

May Lunchtime 2018 Division 2

Trace of Matrix, Count Substrings

April Challenge 2018 Division 2

Workers, Chef and Array (Challenge)

May Challenge 2018 Division 2

Mighty Friend, Minimum Deletions, Xor Again, Dibs on Fibs

June Challenge 2018 Division 2

Vision, Binary Shuffle, Naive Chef

July Challenge 2018 Division 1

No Minimum No Maximum

August Challenge 2018 Division 1

Modular GCD

September Challenge 2018 Division 1

Bad Shuffle

December Challenge 2018 Division 2

Chef and Interactive Contests, Chef and An Ideal Problem

November Challenge 2018 Division 2

Chef and Difficult Contests

October Challenge 2018 Division 1

Appy and Balloons , Minimize Digitsum

June Lunchtime 2018 Division 1

Summary Power

August Lunchtime 2018 Division 2

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

September Lunchtime 2018 Division 2

Judging Delay, Opposite Cites, Chef Restaurant

November Lunchtime 2018 Division 2

Event

October Lunchtime 2018 Division 2

Three Friends, Coloring the Grid

LoC April 2018 (Rated for Division 2)

Cricket Score

Quick Code (Rated for Division 2)

Immortal Frieza

ProCon 2018 (Rated for all)

The Great Run, Kill them with your success

January Challenge 2019 Division 2

Lucky Number Game, Fancy Quotes

January Cook-Off 2019 Division 2

Ada School, Ada King

February Challenge 2019 Division 1

Chef and Secret Ingredients

February Cook-Off 2019 Division 2

Buying New Tablet, Chef and Party

March Challenge 2019 Division 2

Chef and Number Game

August Challenge 2019 Division 2

Football, Distribute Apples, Zombie and the Caves, Dilemma

August Cook-Off 2019 Division 2

Chef and Pepperoni Pizza, Chef Drinks Coke

August Lunchtime 2019 Division 2

Eidi Gift, Chef and Trip

September Challenge 2019 Division 1

Chef Designed a Network

October Challenge 2019 Division 1

Array Modification, (Challenge) Maximizing LIS, Chef and Maximum Star Value, Even Edges

October Lunchtime 2019 Division 2

Khaled in HIT, Box Game, Counting Inversions Revisited

November Cook-Off 2019 Division 2

The Biggest Restaurant, Signature, Chef Diet

November Lunchtime 2019 Division 1

Planting Trees, Washing Windows

December Cook-Off 2019 Division 1

Xor It

December Lunchtime 2019 Division 1

The Evil Professor, Guess the number

April Challenge 2020 Division 1

Strange Number, Squared Subsequences, Perfect Power Divisors, Ready Bitwise, Leaked Answers (Challenge)

Exun Programming Prelims 2019 (Rated for all)

Weird Modulo Problem , Tennis Tournament

ENIGMA - PLINTH'20 LNMIIT (Rated for all)

Gru is Handing Out Bananas, Minion AND Range, Recruit Villagers

July Challenge 2020 Division 1

Missing a Point, Doctor Chef, Chefina and Swaps

September Challenge 2020 Division 1

Chefina and Swap, Chef and Trump Cards, Find XOR, Ada Matrix

October Challenge 2020 Division 1

Inversions, Positive AND, Replace for X, D-Dimensional MST

Coders' Legacy (Rated for all)

Chef vs Doof, Doof on Cartesian

Total Problems Solved: 154