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Practice Compete Compiler

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Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

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Programming and DSA

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Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

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Practice Compete Compiler
Home » Karandeep Singh
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Karandeep Singh

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  • 4★karandeep09
  •   India
  • Professional
  • Juspay
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 68
1936 (-3)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 112 Division 2 (Rated)(2023-12-13 22:00:02)
Global Rank:   414
Cheated in:   

Ratings System Update

(2023-12-13 22:00:02)
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?
1906 (-53)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 69 Division 2 (Rated)(2022-12-20 00:00:00)
Global Rank:   586
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)

Practice Paths (2)

learn-icon

Prepare for ICPC - Past Year Problems

1%
learn-icon

Practice for ZCO and INOI

2%

Contests (68)

June Cook-Off 2018 Division 2

Archi and Comparsion

September Mega Cook-Off 2018 Division 2

ATM Machine, Make a Permutation

June Challenge 2018 Division 2

Naive Chef

July Challenge 2018 Division 2

Reach Equilibrium, Magic Set, Strike or Spare

August Challenge 2018 Division 2

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

September Challenge 2018 Division 2

Magician versus Chef, War of XORs, Chef and Adventures

December Challenge 2018 Division 2

Chef and Interactive Contests, Chef and An Ideal Problem

November Challenge 2018 Division 2

Chef and Ridges, Chef, Primes and Trees (Challenge), Chef and Difficult Contests, Chef and Happiness

October Challenge 2018 Division 2

Chef and Serves, Byte to Bit

June Lunchtime 2018 Division 2

Counting Pretty Numbers

September Lunchtime 2018 Division 2

Judging Delay

October Lunchtime 2018 Division 2

Three Friends

Quick Code (Rated for Division 2)

Immortal Frieza

ProCon Junior (Rated for Division 2)

Chef and Secret Ingredient, Chef and Bored Games, Chef and Polygon Cakes, Chef and Cookies

ProCon 2018 (Rated for all)

The Great Run

January Challenge 2019 Division 2

Yet Another Problem About Sequences, Different Neighbours, Lucky Number Game, Distinct Pairs, Chef and Modulo Game, Fancy Quotes

Plinth-Enigma'19 LNMIIT Techfest - (Rated for all)

XOR! Wait for it

January Lunchtime 2019 Division 2

The Nights Watch

February Challenge 2019 Division 2

Chef and Secret Ingredients, Appy and Contest, Deputy Chef

March Challenge 2019 Division 2

Chef and Number Game

April Challenge 2019 Division 2

Maximum Remaining

June Challenge 2019 Division 2

Road Signs, Chef and Proxy, Guddu on a Date, Chef and Ingredients, Sum and GCD

June Lunchtime 2019 Division 2

Ping Paja Pong, Magda and Silly Pairs

July Challenge 2019 Division 2

Parity Again, Minimum and Maximum, Chef and Mean

August Challenge 2019 Division 2

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

September Challenge 2019 Division 2

Easy Fibonacci, Chef Designed a Network, Chef and Interesting Subsequences

October Challenge 2019 Division 2

Even Edges, Missing Number, Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices

November Challenge 2019 Division 2

Hard Sequence, Weapon Value, Chef and Minimum Colouring

November Cook-Off 2019 Division 2

Chef Diet

December Challenge 2019 Division 2

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

December Cook-Off 2019 Division 2

Change It

December Lunchtime 2019 Division 2

Stupid Machine, Check Algorithm

January Challenge 2020 Division 2

Chef and Dynamo, Doraemon, Equality, Chefina and Prefix Suffix Sums, Breaking Bricks, (Challenge) Building Anthills

February Challenge 2020 Division 2

Chef and Railway Stations, Expected Change, No Change Required, The Theatre Problem, School of Geometry, Hard Cash, (Challenge) Raisins, Long Contest and Cook Off Overlaps

March Challenge 2020 Division 2

XOR Engine, Ada Bishop 2, Pintu and Fruits

April Challenge 2020 Division 2

Strange Number, Squared Subsequences, Ready Bitwise, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue

May Challenge 2020 Division 2

Coronavirus Spread, Isolation Centers

January Cook-Off 2020 Division 2

Chef Chick, Exam Cheating

February Cook-Off 2020 Division 2

Penalty Shoot-Out II, Tax Slabs

March Cook-Off 2020 Division 2

Find Your Gift, Box of Chocolates

January Lunchtime 2020 Division 2

Chef and Street Food

February Lunchtime 2020 Division 2

At the Gates, Not All Flavours

May Lunchtime 2020 Division 2

Weird Walk, Lost Weekends

June Challenge 2020 Division 2

Even Matrix, The Tom and Jerry Game!, Operations on a Tuple, Chef and Icecream, Covid Sampling (Challenge), Chef and String, Chef and Price Control

July Challenge 2020 Division 1

Chefina and Swaps, Missing a Point, Doctor Chef

August Challenge 2020 Division 1

Chef Wars - Return of the Jedi, Smallest KMP, Chef and Wedding Arrangements

RECode 12.0 (Rated for all)

Chef and String, Chef and Numbers

October Challenge 2020 Division 1

Positive AND, Replace for X, D-Dimensional MST

December Challenge 2020 Division 1

Hail XOR, Square Root of LCA Convolution, Calculus, String Operations, Positive Prefixes, Even Pair Sum

August Challenge 2021 Division 1 (Unrated)

Special Triplets, Chef and Bulb Invention, Problem Difficulties, Olympics Ranking

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements, Minimise Difference

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Min Max LCM

SnackDown 2021 - Online Round 1B

Queens Placement , Largest Laddu, Help Nishant

November Challenge 2021 Division 1 (Unrated)

Xor Equation, Maximise the bridges

SnackDown 2021 - Online Pre-Elimination

Product Pain

Code: Nium Challenge

Alphabet Difference, Divide Students Into Classes, Queries in an Array

FizzBuzz Division 2 (Rated)

Magical Planks, Clean The Sequence, Substring Minimum Function, Can_Reach, Kingdom Attack

Infinity 2k21 Division 1 (Unrated)

Marbles

February Long 2022 - I, Division 1 (Unrated)

Digit Multiplication By K, Binary Base Basics, Bitwise Blend, Remove Adjacent

March Lunchtime 2022 Division 1

Winter, Adjacency Love, Separate Them All

June Cook-Off 2022 Division 1 (Rated)

Simple XOR, Split AND Sum

Starters 66 Division 1 (Rated till 5-stars)

Good Binary Strings, Palindrome by Splitting, Connect All Cities, Palindrome In Making

Starters 68 Division 1 (Rated till 5-stars)

Boring String, XOR Product, Make Money

Starters 69 Division 2 (Rated)

Akash and Dinner, Distinct Sequence

Starters 70 Division 2 (Rated)

Minimum distance between 1s, Prime Reversal, Frequency Array Retrieval

Starters 72 Division 2 (Rated)

N Triplets, No sequence

Starters 73 Division 2 (Rated)

Find an integer, Consecutive Xor, Append for OR

Starters 99 Division 2 (Rated)

Card Swipe, Exclusion-Inclusion

Starters 112 Division 2 (Rated)

Cursed Indices, 3 Logicians Walk into a Bar, Permutation Construction, Max Nutrition

Total Problems Solved: 466

Contributions

Problems Authored (2)
Contest Problem
OTHERS COG2106
COG2105
Problems Tested (0)

No Contribution

Editorials Contributed (0)

No Contribution

1936
(Div 2)
★★★★
CodeChef Rating (Highest Rating 1982)
  • Inactive Global Rank
  • Inactive Country Rank

Skill tests

21%

Java Skill test

Attempted on January 2026
View skill tests

Badges

Contest Contender - Gold Badge

Contest Contender - Gold Badge

Received for participating in 50 Contests

Problem Solver - Silver Badge

Problem Solver - Silver Badge

Received for solving 250 Problems

Daily Streak - Bronze Badge

Daily Streak - Bronze Badge

Received for maintaining a streak of 5 days

Recent Activity

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