Chetan

• Username: 4★yashsicilian_7
• Country:  India
• Student/Professional:Student
• Institution:Savitribai Phule Pune University Maharashtra, India
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 28

Current Ratings Graph Old Ratings Graph

1919 (+20)RatingProvisional
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Starters 83 Division 2 (Rated)(2023-03-29 22:30:02)

Global Rank:   273

Cheated in:   

Ratings System Update

(2023-03-29 22:30:02)

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1899 (-111)RatingProvisional
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Starters 63 Division 1 (Rated for 5 & 6 stars)(2022-12-20 00:00:00)

Global Rank:   152

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

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Contests (28)

August Challenge 2021 Division 3 (Rated)

Olympics Ranking

CodeChef Starters 9 Division 3 (Rated)

Black cells in a chessboard

September Challenge 2021 Division 3 (Rated)

Minimize Digit Sum, XOR Equal, Travel Pass, Airline Restrictions

September Cook-Off 2021 Division 3

Cars and Bikes, Zebra Crossing, Fake GCD

SnackDown 2021 - Online Qualifiers

Prefix as a Substring 2, Lucky Number, Maximum Number Of Distinct Elements

CodeChef Starters 11 Division 3 (Rated)

The Two Dishes, Obtain the Sum, Find the Direction, The Grid Fill Problem

CodeChef Starters 12 Division 3 (Rated)

K - balanced string, Good Weather, Make it Divisible, Another Shortest Paths Problem

CodeChef Starters 13 Division 2 (Rated)

Add and Divide, Chef in Vaccination Queue, Maximum Light Up, Make that Array!, Magical Doors

October Challenge 2021 Division 2 (Unrated)

Digit Removal

September Lunchtime 2021 Division 2

Alice vs Bob Faceoff, Yet another SOD problem, Balanced and Unique Arrays

October Cook-Off 2021 Division 2

Odd Sum

October Lunchtime 2021 Division 2

Chef and Water Car, Exactly N plus 1 Values

SnackDown 2021 - Online Round 1A

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

SnackDown 2021 - Online Pre-Elimination

Product Pain, Guests like slippers

November Cook-Off 2021 Division 2

Product Pain, Guests like slippers, Missing Sums, Make it Divisible

CodeChef Starters 17 Division 2 (Rated)

Binary Inversion, GCD of Prefixes, String Game, New Piece

C.O.D.E.R.S Division 2 (Rated)

The One with Ross Wedding, The One On The Last Night, The One with All the Candy

FizzBuzz Division 2 (Rated)

Clean The Sequence, Substring Minimum Function, Can_Reach, Magical Planks

November Lunchtime 2021 Division 2

Expected Weight, Strange Minimization, Rapid Re-Orderings

December Cook-Off 2021 Division 2

Median Minimization

December Lunchtime 2021 Division 2

Maximum Trio, Optimal Sorting, Romantic Reversals

CodeChef Starters 21 Division 2 (Rated)

ChefWM, And Or Union, Akash and Grid

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence, Even Subset Xor, Merging Binary Strings, Equal LIS

Code Drive Division 2 (Rated)

Sum this up, Again XOR problem, Maximum Factors Problem, Count Number of Peaks

Exun 2021-22 Division 2 (Rated)

Aujasvit and the Circle Game, Vedant and his Hidden Array, Sarthak and his Magic Grid

January Cook-Off 2022 Division 2

Palindromes Not Allowed, Mean Maximization, Subsegment Divisibility , Merged LIS

January Lunchtime 2022 Division 2

Subarray permutations, Prefix Zeros, Permutation XOR Sum

CodeChef Starters 24 Division 2 (Rated)

Anti Palindrome, Avoid Contact, Divisors and Reciprocals, Yet Another Constructive Problem

CodeChef Starters 25 Division 2 (Rated)

Building Towers, Points and Lines, K Distinct Array, Equal MEX

February Cook-Off 2022 Division 2

Perfect Permutation, PerMEXuation , Mango Market, Prefix Permutation

Starters 63 Division 1 (Rated for 5 & 6 stars)

Make Length 1, Minimum Absolute Score

Starters 83 Division 2 (Rated)

Construct String, Order by XOR

Total Problems Solved: 101