Lony choudhury

• Username: 4★lch123
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Technology BHU Varanasi, Uttar Pradesh, India
• 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

1889 (+19)RatingProvisional
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March Lunchtime 2022 Division 2(2022-03-19 23:00:02)

Global Rank:   391

Cheated in:   

Ratings System Update

(2022-03-19 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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1889 (-81)RatingProvisional
Rating i Provisional Rating, click to know more

March Lunchtime 2022 Division 2(2022-12-20 00:00:00)

Global Rank:   391

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 (10)

July Challenge 2020 Division 2

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

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP

July Lunchtime 2020 Division 2

Chef and Steps, Maximum Candies

August Cook-Off 2020 Division 2

K-Foldable String, Chef and Work, Polygon Relationship

October Challenge 2020 Division 2

Positive AND, Replace for X, Covid Run, Chef and Easy Queries

December Lunchtime 2020 Division 2 (Unrated)

Three Letters, Sed Sequences, One Zero Swaps

October Cook-Off 2020 Division 2

Path-etic Sums, Decreasing Srrnmieeda, Split the Str Ing

March Cook-Off 2021 Division 2

Consecutive Deletions, Matrix XOR, Guess the Number

SPYBITS IIT BHU Division 2 (Rated)

B - Valentine Couples, C - Mission Gotham, D - Pilgrims Destination, A - Save Water Save Life

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Min Max LCM, Equal Beauty, Dance Moves

February Lunchtime 2022 Division 2

Four Equidistant Points on a Grid, Parallel Processing, Magnet Sort

March Lunchtime 2022 Division 2

Sad Splits, Winter, Adjacency Love

Total Problems Solved: 73