lauki

• Username: 2★rjraj
• Country:  India
• Student/Professional:Student
• Institution:K L University Guntur, Andhra Pradesh, 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: 21

Current Ratings Graph Old Ratings Graph

1430 (+8)RatingProvisional
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Starters 35 Division 2 (Rated)(2022-04-20 23:00:02)

Global Rank:   1701

Cheated in:   

Ratings System Update

(2022-04-20 23:00:02)

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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1430 (-228)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 35 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1701

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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Contests (21)

April Challenge 2020 Division 2

COVID Pandemic and Long Queue, Sell All the Cars

May Challenge 2020 Division 2

Coronavirus Spread

May Lunchtime 2020 Division 2

Weird Walk, Lost Weekends

June Challenge 2020 Division 2

Chef and Price Control, Chef and String, Covid Sampling (Challenge), Chef and Icecream, The Tom and Jerry Game!, Even Matrix

December Cook-Off 2020 Division 2

Catch the Thief, Minimum Attendance Requirement

March Challenge 2021 Division 3

College Life 4, Paparazzi Gennady

March CodeChef Starters 2021 Division 3 (Rated)

Server Trouble, Nobel Prize

April Challenge 2021 Division 3

Chef and Dice

July Cook-Off 2021 Division 3

Shoe Fit, XOR-ORED, Mod Equality

August Challenge 2021 Division 3 (Rated)

Problem Difficulties, Olympics Ranking

CodeChef Starters 11 Division 3 (Rated)

The Grid Fill Problem, Obtain the Sum

C.O.D.E.R.S Division 3 (Rated)

The One On The Last Night, The One with Ross Wedding

December Challenge 2021 Division 3 (Rated)

List of Lists

CodeChef Starters 22 Division 3 (Rated)

Equal Card Game, Equal LIS, Elections in Chefland, Even Subset Xor, An Interesting Sequence

Code Drive Division 3 (Rated)

Again XOR problem, Count Number of Peaks

CodeChef Starters 24 Division 2 (Rated)

Avoid Contact, Divisors and Reciprocals, Yet Another Constructive Problem

March Lunchtime 2022 Division 2

Sad Splits, Adjacency Love

Starters 35 Division 2 (Rated)

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Total Problems Solved: 89