RAJAT SINGHAL

• Username: 3★rajat188
• Country:  India
• Student/Professional:Student
• Institution:Nirma University Ahmedabad, Gujarat, 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: 21

Current Ratings Graph Old Ratings Graph

1748 (-2)RatingProvisional
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May Challenge 2019 Division 2(2019-05-13 15:03:00)

Global Rank:   1479

Cheated in:   

Ratings System Update

(2019-05-13 15:03:00)

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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1748 (+56)RatingProvisional
Rating i Provisional Rating, click to know more

May Challenge 2019 Division 2(2022-12-20 00:00:00)

Global Rank:   1479

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 (21)

October Challenge 2015

Who dares to be a millionaire, Count Subarrays

September Challenge 2016

Faded Palindromes, Chef and calculation, Chef and digits of a number

January Challenge 2017

Cats and Dogs

February Challenge 2017

Chef and His Apartment Dues

March Challenge 2017

Xenny and Alternating Tasks, Bear and Extra Number

January Cook-Off 2017

Digit Longest Increasing Subsequences 2

February Cook-Off 2017

Download file

February Lunchtime 2017

Bear and Milky Cookies

April Challenge 2017

Dish Of Life, Bear and Row 01, Similar Dishes

May Challenge 2017

Chef and his daily routine, Median of adjacent maximum numbers, Courses in an university

June Challenge 2017

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

July Challenge 2017

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

August Long Challenge 2017

Greedy Candidates, Chef and Mover, Chef and Rainbow Array

September Challenge 2017

Chef and Pick Digit, Minimum Good Permutation, Fill The Matrix, Little Chef and Sums

October Challenge 2017

Max Mex, A Balanced Contest

September Cook-Off 2017

Statistics Construction, Subsequence Equality

January Challenge 2018

Maximum Score, Rectangle

March Challenge 2018 DIV 2

Mix the Colors, Minion Chef and Bananas, Chef and Glove, A Big Sale, Chef and Easy Problem

May Challenge 2018 Division 2

Mighty Friend, Minimum Deletions, Xor Again, Fake Binary Search, Dibs on Fibs

July Challenge 2018 Division 2

Magic Set, Strike or Spare, No Strings Attached

May Challenge 2019 Division 2

Matches, Reduce to One

Total Problems Solved: 58