Kuldeep Singh Karhana

• Username: 3★itachi_47
• Country:  India
• Student/Professional:Student
• Institution:Lovely Professional University Phagwara, Punjab, India
• 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: 38

Current Ratings Graph Old Ratings Graph

1638 (+11)RatingProvisional
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September Challenge 2021 Division 3 (Rated)(2021-09-13 15:00:00)

Global Rank:   1982

Cheated in:   

Ratings System Update

(2021-09-13 15:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

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1638 (+34)RatingProvisional
Rating i Provisional Rating, click to know more

September Challenge 2021 Division 3 (Rated)(2022-12-20 00:00:00)

Global Rank:   1982

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 (38)

March Challenge 2019 Division 2

Chef and a Beautiful Digit, Chef and Number Game

March Lunchtime 2019 Division 2

Testing Robot

April Challenge 2019 Division 2

Friend or Girlfriend, Maximum Remaining, Fencing

April Cook-Off 2019 Division 2

Making a Meal

June Lunchtime 2019 Division 2

Ping Paja Pong

July Challenge 2019 Division 2

Chef and Mean

July Cook-Off 2019 Division 2

Playing with Strings

August Challenge 2019 Division 2

Distribute Apples, Zombie and the Caves, Football, Dilemma, Guddu and his Mother

August Cook-Off 2019 Division 2

Chef Drinks Coke

September Challenge 2019 Division 2

Chef and Interesting Subsequences

October Challenge 2019 Division 2

Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices

November Challenge 2019 Division 2

Hard Sequence, A Simple Game, Weapon Value

December Challenge 2019 Division 2

Easy Subsequence Selection, That Is My Score!, Plus Multiply

January Challenge 2020 Division 2

Chef and Dynamo, Equality, Breaking Bricks

February Challenge 2020 Division 2

No Change Required, The Theatre Problem, School of Geometry, Hard Cash, Long Contest and Cook Off Overlaps

April Challenge 2020 Division 2

Sell All the Cars, COVID Pandemic and Long Queue

May Challenge 2020 Division 2

Isolation Centers, Coronavirus Spread

May Cook-Off 2020 Division 2

Chef and Recipe, Chef, Chefina and Their Friendship

May Lunchtime 2020 Division 2

Weird Walk, Lost Weekends

June Challenge 2020 Division 2

Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Chef and String, Chef and Price Control

July Challenge 2020 Division 2

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

August Challenge 2020 Division 2

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

September Challenge 2020 Division 2

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

July Cook-Off 2020 Division 2

Even-tual Reduction

July Lunchtime 2020 Division 2

Chef and Steps, Maximum Candies

August Cook-Off 2020 Division 2

Polygon Relationship, K-Foldable String

June Cook-Off 2020 Division 2

Cache Hits

June Lunchtime 2020 Division 2

Chef and Demonetisation, Increasing Decreasing

October Challenge 2020 Division 2

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

December Challenge 2020 Division 2

Hail XOR, Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution

December Cook-Off 2020 Division 2

Self-Destructing Strings, Catch the Thief, Minimum Attendance Requirement

October Cook-Off 2020 Division 2

Path-etic Sums, Decreasing Srrnmieeda, Split the Str Ing

February Challenge 2021 Division 2

Frog Sort, Maximise Function

March Challenge 2021 Division 2

Interesting XOR!, Space Arrays

April Challenge 2021 Division 2

Worthy Matrix, Chef and Dice

August Cook-Off 2021 Division 2

Equal Difference

September Challenge 2021 Division 3 (Rated)

XOR Equal, Shuffling Parities, Airline Restrictions, Travel Pass

Total Problems Solved: 143