Dennis Thomas

• Username: 3★dna5769
• Country:  India
• Student/Professional:Student
• Institution:Motilal Nehru National Institute of Technology Allahabad Uttar Pradesh, 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: 27

Current Ratings Graph Old Ratings Graph

1621 (-275)RatingProvisional
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Starters 176 (Rated)(2025-03-05 22:00:02)

Global Rank:   1479

Cheated in:   Cheated in START176B

Ratings System Update

(2025-03-05 22:00:02)

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1983 (-88)RatingProvisional
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Starters 47 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   77

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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Learning Paths (0)

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Contests (27)

February Challenge 2021 Division 3

Highest Divisor, Maximise Function

March CodeChef Starters 2021 Division 3 (Rated)

College Life 5, Server Trouble, Nobel Prize, Possible Victory, Point Grid

August Cook-Off 2021 Division 3

Different String, Equal Difference, Which Division, Team Formation

CodeChef Starters 10 Division 3 (Rated)

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

November Cook-Off 2021 Division 2

Missing Sums, Make it Divisible

CodeChef Starters 17 Division 2 (Rated)

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

CodeChef Starters 21 Division 2 (Rated)

Akash and Grid, And Or Union

CodeChef Starters 22 Division 2 (Rated)

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

CodeChef Starters 24 Division 2 (Rated)

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

CodeChef Starters 25 Division 2 (Rated)

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

Starters 39 Division 2 (Rated)

Compress the Video, Closest Vowels, Even Subarray XOR

Starters 41 Division 2 (Rated)

Equal Integers, Remove and Add, Is this priority or parity!, Path Parity

Starters 42 Division 2 (Rated)

Divisible by 3, Maximise Set Bits , Construct An Array , Minimum or Maximum

June Lunchtime 2022 Division 2 (Rated)

The Lost Array, Max Shift After XOR, XOR Times 2 Is Sum, Equal by XORing, Zero Ones Equal One Zeros

Starters 45 Division 2 (Rated)

Adjacent Sum Parity, Retrieve the Array, KBG and GN-Theory, Xor and Multiply, Even Equal Odd

Starters 47 Division 2 (Rated)

Copy and Push Back, Similar Heights, The XOR-OR Dilemma, End Sorted

Starters 102 Division 2 (Rated)

Parity Permutation, Bit Play, Array Sum

Starters 113 Division 2 (Rated)

Sum Neq , Minimise Maximum Subarray Sum, Maximum Score

Starters 114 Division 2 (Rated)

Chef and Tag, Rock-Paper-Scissors, Christmas Candy

Starters 128 Division 2 (Rated)

Binary Substring, XOR And Multiply, MEXimize the Array, Disjoint Non-Decreasing Array

Starters 131 Division 2 (Rated)

Encrypt Value, Dice Deception, K-Closeness

Starters 166 (Rated)

Distinct Power, Costly Permutations, Chefland Library

Starters 171 (Rated)

Swish Game, White Wall, Volcanic Eruption

Starters 176 (Rated)

Same And, Friendly Binary Strings, Clothing Store, Costly Summit, Mex-P Tree (Easy)

Total Problems Solved: 119