Raj Laddha

• Username: 2★rj_01
• Country:  India
• Student/Professional:Student
• Institution:SASTRA University Thanjavur, Tamil Nadu, 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: 8

Current Ratings Graph Old Ratings Graph

1446 (-56)RatingProvisional
Rating i Provisional Rating, click to know more

November Cook-Off 2021 Division 2(2021-11-22 00:00:02)

Global Rank:   2829

Cheated in:   

Ratings System Update

(2021-11-22 00:00:02)

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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1446 (-7)RatingProvisional
Rating i Provisional Rating, click to know more

November Cook-Off 2021 Division 2(2022-12-20 00:00:00)

Global Rank:   2829

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

2%

Contests (8)

January Challenge 2020 Division 2

Breaking Bricks

May Cook-Off 2020 Division 2

Chef and Recipe, Chef, Chefina and Their Friendship

May Lunchtime 2020 Division 2

Weird Walk, Lost Weekends

July Challenge 2020 Division 2

Ada King, Missing a Point, Chef and Card Game, Chef and Strings

September Challenge 2020 Division 2

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

June Cook-Off 2020 Division 2

Cache Hits

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

October Lunchtime 2021 Division 2

Exactly N plus 1 Values

SnackDown 2021 - Online Round 1A

Dance Moves, Min Max LCM, Round Robin Ranks

SnackDown 2021 - Online Round 1B

Queens Placement

November Challenge 2021 Division 2 (Unrated)

Wildcard Replacement, Xor Equation, Weird Palindrome Making, Hill Sequence, Equal Coins, Maximise the bridges

Total Problems Solved: 97