Dev Batra

• Username: 3★dev_14
• Country:  India
• Student/Professional:Student
• Institution:JSS Academy of Technical Education, Noida 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: 32

Current Ratings Graph Old Ratings Graph

1761 (-16)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 99 Division 2 (Rated)(2023-07-19 22:15:02)

Global Rank:   1217

Cheated in:   

Ratings System Update

(2023-07-19 22:15:02)

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?

1682 (-179)RatingProvisional
Rating i Provisional Rating, click to know more

Exun 2021-22 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   316

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)

None

Practice Paths (0)

None

Contests (32)

May Lunchtime 2021 Division 3

Hoop Jump

May CodeChef Starters 2021 Division 3 (Rated)

Plagiarism, Lazy Chef

June Cook-Off 2021 Division 3

XOR Folding, Chefland Visa, ICPC Balloons

June Lunchtime 2021 Division 3

False Number, HTML Tags, Richie Rich

June CodeChef Starters 2021 Division 3 (Rated)

Chess Match, Cyclic Quadrilateral

July Challenge 2021 Division 3 (Rated)

XxOoRr, Maximum Production, Relativity

July Lunchtime 2021 Division 3

Beautiful Pairs, Red Alert, Chef and Spells

CodeChef Starters 6 Division 3 (Rated)

Joker and Batman, Even tuples, Three Dices, Cricket Ranking

CodeChef Starters 7 Division 2 (Unrated)

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

August Challenge 2021 Division 2 (Unrated)

Olympics Ranking, Problem Difficulties

August Lunchtime 2021 Division 2

K-th Maximum, Just a Graph

September Cook-Off 2021 Division 2

Zebra Crossing, Fake Swaps, Adjacency Hatred

CodeChef Starters 12 Division 2 (Unrated)

Make it Divisible

CodeChef Starters 13 Division 2 (Rated)

Add and Divide, Chef in Vaccination Queue, Maximum Light Up, Magical Doors

October Challenge 2021 Division 2 (Unrated)

Digit Removal, MEX-OR, Longest AND Subarray

September Lunchtime 2021 Division 2

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

October Lunchtime 2021 Division 2

Chef and Water Car, Exactly N plus 1 Values

November Challenge 2021 Division 2 (Unrated)

Weird Palindrome Making, Hill Sequence, Equal Coins, Maximise the bridges

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

December Challenge 2021 Division 2 (Unrated)

Valleys and Hills, List of Lists

December Cook-Off 2021 Division 2

Median Minimization, Musical Chairs

CodeChef Starters 21 Division 2 (Rated)

Akash and Grid, ChefWM, And Or Union

Infinity 2k21 Division 2 (Rated)

Marbles

Exun 2021-22 Division 2 (Rated)

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

Starters 79 Division 2 (Rated)

Mountain, One Stone or Two Stones, Add smallest prime factor, Distinct Opposite Sums

Starters 80 Division 2 (Rated)

Permutation Subsequence, Prefix Permutation, Equal Elements

Starters 81 Division 2 (Unrated)

Divide Pages

Starters 82 Division 2 (Rated)

Find eX, MIN To MAX, Make A-B Same, Difference Matrix

Starters 87 Division 2 (Rated)

Inversions of subsequences, Existence, AB plus C

Starters 83 Division 2 (Rated)

Construct String, Order by XOR

Starters 88 Division 2 (Rated)

Maximum And Or, Chef and Asteroids, Unstable Subarray

Starters 89 Division 2 (Rated)

Positive or Negative Subarrays, Plus 2 or Minus 1

Starters 90 Division 2 (Rated)

Crushed Apples and a Balance Scale, Printing Binary Array, Anti Palindrome

Starters 91 Division 2 (Rated)

Odd GCD Permutation, Chef Odd, Blobby Volley Scores, Maximum Sum Permutation

Starters 97 Division 2 (Rated)

Schrodinger Smiley, Triplets Min

Starters 99 Division 2 (Rated)

Card Swipe, Exclusion-Inclusion

Total Problems Solved: 154