Mayank Singhal

• Username: 4★mayanks_07
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology Roorkee Uttarakhand, 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: 15

Current Ratings Graph Old Ratings Graph

1878 (+52)RatingProvisional
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June Challenge 2020 Division 1(2020-06-15 15:00:00)

Global Rank:   144

Cheated in:   

Ratings System Update

(2020-06-15 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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1878 (-296)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   144

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 (15)

March Challenge 2019 Division 2

Chef and Number Game

May Cook-Off 2019 Division 2

Chain Reaction

May Lunchtime 2019 Division 2 (Unrated)

Dummy Palindromic Strings, Grid Tour, CV

June Challenge 2019 Division 2

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

June Cook-Off 2019 Division 2

Multiple Choice Exam, Eat Twice

June Lunchtime 2019 Division 2

Ping Paja Pong, Magda and Silly Pairs

July Challenge 2019 Division 2

Parity Again, Chef and Mean , Minimum and Maximum, Codechef War, Guess the Prime!

July Lunchtime 2019 Division 1 (Unrated)

Two-lane Road

August Challenge 2019 Division 1

Guddu and his Mother, Encoding, Dilemma, Maximize an Expression

October Challenge 2019 Division 1

Even Edges, Bacterial Reproduction, Chef and Maximum Star Value, Array Modification, Phone Prices

December Challenge 2019 Division 1

Chefina and Ranges, Addition, Binary XOR, Sticky Notes

January Challenge 2020 Division 1

Chef and Dynamo, Doraemon, Doofish Matrix, Chefina and Prefix Suffix Sums, English

February Challenge 2020 Division 1

Chef and Railway Stations, Expected Change, No Change Required, (Challenge) Raisins, Long Contest and Cook Off Overlaps

March Challenge 2020 Division 1

Lasers Everywhere, Lasers Everywhere Alternative, Winning Ways 2, Chef and DAG

April Challenge 2020 Division 1

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

May Challenge 2020 Division 1

Triple Sort, Sorting Vases, Chef and Bitwise Product

June Challenge 2020 Division 1

The Tom and Jerry Game!, Operations on a Tuple, The Delicious Cake, Convenient Airports

Total Problems Solved: 92