Karandeep Singh

• Username: 3★karandeep1234
• Country:  India
• Student/Professional:Student
• Institution:Delhi Technological University New Delhi, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 33

Current Ratings Graph Old Ratings Graph

1748 (+12)RatingProvisional
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Starters 101 Division 2 (Rated)(2023-09-20 22:00:02)

Global Rank:   607

Cheated in:   

Ratings System Update

(2023-09-20 22:00:02)

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1772 (-115)RatingProvisional
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July Lunchtime 2022 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   2031

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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Contests (33)

July Cook-Off 2021 Division 3

Shoe Fit

CodeChef Starters 6 Division 3 (Rated)

Three Dices, Cricket Ranking

CodeChef Starters 7 Division 3 (Rated)

Ceiling Sum, Maximum Array Xor, Chess Format, Food Chain

August Challenge 2021 Division 3 (Rated)

Olympics Ranking, Problem Difficulties, Chef and Bulb Invention, Geometry 1, Array Filling, Special Triplets

August Cook-Off 2021 Division 2

Different String, Equal Difference

CodeChef Starters 8 Division 3 (Rated)

Three Points, Javelin Qualification, Penalty Shots

CodeChef Starters 9 Division 2 (Unrated)

Black cells in a chessboard, Large Square, Bus full of passengers

CodeChef Starters 10 Division 2 (Rated)

Maximise the Subsequence Sum

September Challenge 2021 Division 3 (Rated)

Airline Restrictions, Travel Pass, Shuffling Parities, XOR Equal

SnackDown 2021 - Online Qualifiers

Lucky Number

CodeChef Starters 12 Division 2 (Unrated)

Make it Divisible

CodeChef Starters 13 Division 2 (Rated)

Chef in Vaccination Queue, Maximum Light Up, Magical Doors

CodeChef Starters 14 Division 2 (Unrated)

Odd GCD, Diagonal movement, FIXFIX

SnackDown 2021 - Online Round 1A

Min Max LCM, Dance Moves, Round Robin Ranks

SnackDown 2021 - Online Round 1B

Queens Placement

CodeChef Starters 19 Division 2 (Rated)

Indivisible Permutation, The Alternating Sum, Distinct Elements

C.O.D.E.R.S Division 2 (Rated)

The One On The Last Night, The One with All the Candy

November Lunchtime 2021 Division 2

Expected Weight, Rapid Re-Orderings

December Cook-Off 2021 Division 2

Median Minimization, Musical Chairs

December Lunchtime 2021 Division 2

Maximum Trio, Romantic Reversals, Optimal Sorting

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence, Even Subset Xor, Equal LIS

Infinity 2k21 Division 2 (Rated)

Marbles

CodeChef Starters 23 Division 2 (Unrated)

Average of Three

January Lunchtime 2022 Division 2

Subarray permutations, Prefix Zeros, Permutation XOR Sum

CodeChef Starters 24 Division 2 (Rated)

Yet Another Constructive Problem, Divisors and Reciprocals, Avoid Contact, Anti Palindrome

February Cook-Off 2022 Division 2

Perfect Permutation, PerMEXuation , Prefix Permutation

March Long Two 2022, Division 2 (Unrated)

Missing Numbers

Starters 39 Division 2 (Rated)

Compress the Video, Closest Vowels, Even Subarray XOR

July Cook-Off 2022 Division 2 (Rated)

Permutation And Median, Xor Permutation, Segmentation Fault

June Cook-Off 2022 Division 2 (Rated)

Simple XOR, Split AND Sum, Break the Stick

Starters 42 Division 2 (Rated)

Minimum or Maximum, Divisible by 3

June Lunchtime 2022 Division 2 (Rated)

Zero Ones Equal One Zeros, Equal by XORing

Starters 45 Division 2 (Rated)

Even Equal Odd, Xor and Multiply, Retrieve the Array, Adjacent Sum Parity

July Lunchtime 2022 Division 2 (Rated)

Yet Another Palindrome Making Problem, Easy Pronunciation

Starters 86 Division 2 (Rated)

String Game , Maximise Score

Starters 87 Division 2 (Rated)

Inversions of subsequences, Existence, AB plus C

Starters 89 Division 2 (Rated)

Plus 2 or Minus 1, Positive or Negative Subarrays

Starters 101 Division 2 (Rated)

Minimize Xor Difference, Warrior Chef, Lockpicking Chef

Total Problems Solved: 123