Sourabh Singh

• Username: 3★singh_sourabh
• Country:  India
• Student/Professional:Professional
• Organisation:Scrumdo
• 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: 10

Current Ratings Graph Old Ratings Graph

1746 (-34)RatingProvisional
Rating i Provisional Rating, click to know more

December Challenge 2020 Division 1(2020-12-14 15:00:00)

Global Rank:   820

Cheated in:   

Ratings System Update

(2020-12-14 15:00:00)

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?

1746 (-57)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   820

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

3%

Contests (10)

May Challenge 2020 Division 2

Coronavirus Spread, Chef and Bitwise Product, Isolation Centers, Triple Sort

April Cook-Off 2020 Division 2

Lift Requests

May Cook-Off 2020 Division 1

Roads in Chefland

April Lunchtime 2020 Division 2

Positive Mex, Chef in Fantasy League

June Challenge 2020 Division 2

Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Chef and String, Chef and Price Control

September Challenge 2020 Division 2

A Problem on Sticks, Coronavirus Spread 2, Ada Matrix, Find XOR, Chef and Trump Cards, Chefina and Swap

August Lunchtime 2020 Division 2

Game on a Strip, Mode of Frequencies, Ratings and Rankings

RECode 12.0 (Rated for all)

Chef and String, Chef and Walk, Chef and Numbers

December Challenge 2020 Division 1

Hail XOR, Positive Prefixes, Even Pair Sum

Total Problems Solved: 73