Kartar Singh

• Username: 4★ksmukta
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Delhi 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: 26

Current Ratings Graph Old Ratings Graph

1881 (+44)RatingProvisional
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July Lunchtime 2021 Division 2(2021-07-31 21:00:02)

Global Rank:   75

Cheated in:   

Ratings System Update

(2021-07-31 21:00:02)

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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1881 (-68)RatingProvisional
Rating i Provisional Rating, click to know more

July Lunchtime 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   75

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 (26)

May Challenge 2015

Chef and new recipe

June Challenge 2015

Chef and His Friend, Chef and Polygons, Chef and Memory Limit

July Challenge 2015

Bread, Na2a and lucky stone, Chef and Cube

September Challenge 2015

Count Steps in Matrix

December Challenge 2015

Chef and the stones, Plane Division, Oracle Devu and Longest Common Subsequence

May Cook-Off 2015

Devu and decorating birthday cake, Devu and friendship testing

September Mega Cook-Off 2015

Forgotten Language, Stacks

June Challenge 2017

A Good Set, Chef and the Feast, Xenny and Coin Rankings, Triplets, Pairwise union of sets

July Challenge 2017

Chef and Sign Sequences, IPC Trainers, Calculator , Whats in the Name

August Long Challenge 2017

Chef and Rainbow Array, Chef and Mover, Greedy Candidates

December Challenge 2017

Total Diamonds, Chef And his Cake, Penalty Shoot-out, Chef and Hamming Distance of arrays

June Cook-Off 2017

Ada and crayons, SnackUp

December Cook-Off 2017

Beautiful Array, Football Match

May Lunchtime 2017

Prefix Inversions

June Lunchtime 2017

Two Numbers

January Challenge 2018

Rectangle, Maximum Score

June Challenge 2018 Division 2

Two Flowers, Vision, Sheokand and String, Binary Shuffle, Naive Chef

ProCon 2018 (Rated for all)

The Great Run, Kill them with your success

January Challenge 2021 Division 2

Chef and Ants, Fair Elections, Watching CPL, Stack-Queue Sort (Challenge), Guess the Tiling

December Challenge 2020 Division 1

Hail XOR, Positive Prefixes, Even Pair Sum

January Cook-Off 2021 Division 2

Mex Subsequence, Maximise Islands, Prime Tuples

February Challenge 2021 Division 1

Team Name, Another Tree with Number Theory, Prime Game

March Challenge 2021 Division 1

Consecutive Adding, Space Arrays, Maximum Topological Sort

April Challenge 2021 Division 1

Worthy Matrix, Chef and Dice

June Cook-Off 2021 Division 2

The Wave

June Lunchtime 2021 Division 2

From Rational to Binary, False Number, Unpleasant Ones

July Lunchtime 2021 Division 2

Beautiful Pairs, Array Rotation Returns, Longest Good Segment

Total Problems Solved: 99