Rajat Singh

• Username: 2★rajat09
• Country:  India
• Student/Professional:Student
• Institution:Punjabi University, Patiala
• 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

1455 (+40)RatingProvisional
Rating i Provisional Rating, click to know more

December Cook-Off 2017(2017-12-25 00:00:00)

Global Rank:   859

Cheated in:   

Ratings System Update

(2017-12-25 00:00:00)

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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1455 (-163)RatingProvisional
Rating i Provisional Rating, click to know more

December Cook-Off 2017(2022-12-20 00:00:00)

Global Rank:   859

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 (1)

Practice for ZCO and INOI

1%

Contests (15)

September Challenge 2016

Chef and digits of a number, Faded Palindromes

March Challenge 2017

Xenny and Alternating Tasks

July Challenge 2017

Chef and Sign Sequences, Whats in the Name

August Long Challenge 2017

Chef and Rainbow Array, Greedy Candidates

September Challenge 2017

Chef and Pick Digit, Minimum Good Permutation, Little Chef and Sums

October Challenge 2017

Max Mex, A Balanced Contest

August Cook-Off 2017

From heaven to earth

October Cook-Off 2017

Chef and Employment Test

December Cook-Off 2017

Football Match

September Lunchtime 2017

Chef and Cook-Off Contests

Total Problems Solved: 123