Praveen Singh

• Username: 2★pran_77_coder
• Country:  India
• Student/Professional:Student
• Institution:Indian Institute of Engineering Science and Technology, Shibpur Howrah, West Bengal, 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: 19

Current Ratings Graph Old Ratings Graph

1567 (-17)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 24 Division 2 (Rated)(2022-02-02 23:00:02)

Global Rank:   4420

Cheated in:   

Ratings System Update

(2022-02-02 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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1567 (-42)RatingProvisional
Rating i Provisional Rating, click to know more

CodeChef Starters 24 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   4420

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 (19)

December Challenge 2020 Division 2

Positive Prefixes, Hail XOR, Vaccine Distribution, Even Pair Sum, Vaccine Production

January Challenge 2021 Division 3

Fair Elections, Chef and Division 3, Point Of Impact, Encoded String

January Cook-Off 2021 Division 3

Distinct Pair Sums

February Challenge 2021 Division 3

Frog Sort, Team Name, Chef and Meetings, Maximise Function, Highest Divisor

March Challenge 2021 Division 3

College Life 4, No Time to Wait, Space Arrays, Paparazzi Gennady, Chef and Groups, Interesting XOR!

April Challenge 2021 Division 2

Worthy Matrix

May Challenge 2021 Division 2 (Rated)

Xor Equality, Tic Tac Toe

June Challenge 2021 Division 2 (Unrated)

Bitwise Tuples, Bella ciao, Summer Heat

June Lunchtime 2021 Division 2

False Number, Unpleasant Ones

July Challenge 2021 Division 2 (Unrated)

XxOoRr

CodeChef Starters 6 Division 2 (Unrated)

Cricket Ranking, Joker and Batman, Three Dices

CodeChef Starters 7 Division 2 (Unrated)

Ceiling Sum, Maximum Array Xor, Chess Format, Food Chain

August Challenge 2021 Division 3 (Rated)

Special Triplets, Array Filling, Chef and Bulb Invention, Problem Difficulties, Olympics Ranking

August Lunchtime 2021 Division 2

K-th Maximum

CodeChef Starters 10 Division 3 (Rated)

Hardest Problem Bet, Odd Repeat, Maximise the Subsequence Sum, Remove One Element

SnackDown 2021 - Online Qualifiers

Maximum Number Of Distinct Elements, Lucky Number

SnackDown 2021 - Online Round 1A

Yet Another Flipping Problem, Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM

CodeChef Starters 19 Division 2 (Rated)

Indivisible Permutation

FizzBuzz Division 3 (Rated)

Substring Minimum Function, Can You Eat It, Can_Reach, Magical Planks

November Lunchtime 2021 Division 2

Expected Weight, Rapid Re-Orderings

Infinity 2k21 Division 2 (Rated)

Marbles

January Lunchtime 2022 Division 2

Subarray permutations

CodeChef Starters 24 Division 2 (Rated)

Avoid Contact, Yet Another Constructive Problem

Total Problems Solved: 92