Gurleen Singh

• Username: 1★badboy_001
• Country:  India
• Student/Professional:Student
• Institution:Birla Institute of Technology & Science Pilani, Hyderabad Campus Telangana, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2025 (Jul-Dec)2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 26

Current Ratings Graph Old Ratings Graph

769 (+89)RatingProvisional
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June Challenge 2019 Division 2(2019-06-17 15:00:02)

Global Rank:   5461

Cheated in:   

Ratings System Update

(2019-06-17 15:00:02)

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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769 (+254)RatingProvisional
Rating i Provisional Rating, click to know more

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

Global Rank:   5461

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)

September Mega Cook-Off 2015

Forgotten Language

February Challenge 2016

Devu and a light discussion, Chef-Detective

March Challenge 2016

maximize the sum, Chef And Special Dishes

June Challenge 2016

Chef And The Hiring Event

August Challenge 2016

Chef and Round Run

September Challenge 2016

Chef and calculation

October Challenge 2016

Chef and Three Dogs

January Challenge 2017

Capital Movement

February Challenge 2017

Most Frequent Element, Gerrymander, Chef and Triangles, Eugene and big number

March Challenge 2017

Cooking Schedule, Bandwidth of a matrix

April Challenge 2017

Chef and Divisor Tree, Stable market, Bear and Clique Distances

May Challenge 2017

Chef and Sub Array , Blocked websites, Chef and Subsequences

June Challenge 2017

Chef and Prime Queries, Pairwise union of sets

July Challenge 2017

Pishty and tree

October Challenge 2017

Chef and Magic Arrays, Chef and a great voluntary Program, Chef and Cycled Cycles, Counter Test For CHEFSUM

January Challenge 2018

String Merging

February Challenge 2018

Car-pal Tunnel

March Challenge 2018 DIV 2

Chef and Easy Problem, Mix the Colors, Minion Chef and Bananas

April Challenge 2018 Division 2

Cutting Plants, Average of Pairs, Count Good Prefixes

July Challenge 2018 Division 2

No Strings Attached

August Challenge 2018 Division 2

Modular GCD

October Challenge 2018 Division 2

Appy and Balloons , Minimize Digitsum, Chef and Circles

January Challenge 2019 Division 2

Chef and Modulo Game

June Challenge 2019 Division 2

Lent Money, Sum and GCD

Total Problems Solved: 105