Rishabh Lamba

• Username: 3★rishabh9
• Country:  India
• Student/Professional:Student
• Institution:Netaji Subhas University of Technology Dwarka, Delhi, 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: 25

Current Ratings Graph Old Ratings Graph

1772 (-7)RatingProvisional
Rating i Provisional Rating, click to know more

March Cook-Off 2016(2016-03-21 00:00:00)

Global Rank:   522

Cheated in:   

Ratings System Update

(2016-03-21 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?

1772 (+25)RatingProvisional
Rating i Provisional Rating, click to know more

March Cook-Off 2016(2022-12-20 00:00:00)

Global Rank:   522

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 (25)

February Challenge 2015

Let us play with rank list, Chef and Equality, Chef and Chain

March Challenge 2015

Chef and Notebooks

April Challenge 2015

Chef and Interview, Broken Telephone, Chef and Piano Scales

May Challenge 2015

Chef and Prime Divisors, Set Difference , Chef and new recipe

June Challenge 2015

Chef and Memory Limit, Chef and Polygons

July Challenge 2015

Na2a and lucky stone, Chef and Cube, Bread

August Challenge 2015

Way Out, Gravity Guy, Cooking Machine, Aditi and Magic Trick

September Challenge 2015

Chain of Doughnuts, Count Steps in Matrix, Bank robbery, Lighthouses, Cracking the Code

December Challenge 2015

Chef and the stones, Chef and Filters, Plane Division, Oracle Devu and Longest Common Subsequence

April Cook-Off 2015

Equality, Version Control System

May Cook-Off 2015

Devu and friendship testing

June Cook-Off 2015

Strange operations

July Cook-Off 2015

Cops and the Thief Devu

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

October Cook-Off 2015

Almost Sorted Permutation

February Lunchtime 2015

Lucky Four

April Lunchtime 2015

Tickets

July Lunchtime 2015

Greedy puppy, Puppy and game

August Lunchtime 2015

Minimum Maximum

September Lunchtime 2015

Sum of palindromic numbers

February Challenge 2016

Devu and a light discussion, Chef-Detective

January Cook-Off 2016

Chef and Fruits

March Cook-Off 2016

Digital clock, Alternating subarray prefix

January Lunchtime 2016

Triangle Classification

March Cook-Off 2017

Safe Robot

Total Problems Solved: 88