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Programming and DSA

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Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

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Programming and DSA

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Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

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Practice Compete Compiler
Home » surojit maji
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surojit maji

  • 3★surojit_maji
  •   India
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Submissions Heat Map

Rating Graph

No. of Contests Participated: 125
1655 (-11)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 209 (Rated)(2025-10-22 22:00:02)
Global Rank:   940
Cheated in:   

Ratings System Update

(2025-10-22 22:00:02)
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1648 (-14)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 69 Division 2 (Rated)(2022-12-20 00:00:00)
Global Rank:   117
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 (1)

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Build with Flask: Web Development for Beginners

4%

Practice Paths (1)

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Data Structures Interview Questions

1%

Contests (125)

July Cook-Off 2020 Division 2

Even-tual Reduction, OR-thodox Distinction

February Challenge 2021 Division 3

Maximise Function

April Challenge 2021 Division 3

Chef and Dice, Valid Pair, Strong Language

May Challenge 2021 Division 3 (Rated)

Xor Equality, Golf, Solubility

August Challenge 2021 Division 3 (Rated)

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

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

October Challenge 2021 Division 2 (Unrated)

Longest AND Subarray, Digit Removal, MEX-OR

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Min Max LCM

SnackDown 2021 - Online Round 1B

Queens Placement , Largest Laddu

December Challenge 2021 Division 2 (Unrated)

Valleys and Hills, List of Lists

CodeChef Starters 25 Division 2 (Rated)

Building Towers, Equal MEX, Points and Lines

CodeChef Starters 31 Division 2 (Rated)

XOR and AND, Alternating String, Sign Moves, The Unchanging OR

Starters 55 Division 2 (Rated)

Balls and Boxes, Mean and Median, OR Tuples

September Long 2022 Division 2 (Unrated)

Pokemon Battles, Interesting Subarray, Good Pairs

Starters 64 Division 2 (Rated)

Luigi and Uniformity, Range Assign, Number of Distinct Elements Minimize, Distinct Neighbours

Starters 65 Division 2 (Rated)

Nahaane Jaa, Candies, Binod

November Long 2022 Division 2 (Unrated)

MaxEdges, Split and Maximize, Spliting Balls, Time Complexity, Water Mixing, String Game

Starters 66 Division 2 (Rated)

Good Binary Strings, Palindrome by Splitting, Just Like Mob!

Starters 67 Division 2 (Rated)

Maximum Angriness, Expensive Steps , Counting Problem

Starters 68 Division 2 (Rated)

Boring String, XOR Product, Expense List, Bull or Bear, Make AP, Make Money

Starters 69 Division 2 (Rated)

Akash and Dinner, Rain in Chefland, Scalene Triangle, Convert to permutation, Distinct Sequence, Longest Subarray

Starters 70 Division 2 (Rated)

Kitchen Timings, Spice Level, Cost of Groceries, Minimum distance between 1s, Prime Reversal, Frequency Array Retrieval

Starters 73 Division 2 (Rated)

Append for OR

Starters 74 Division 2 (Rated)

Lcm hates Gcd, Odd Even Binary String

Starters 76 Division 2 (Rated)

Read Pages, Make Array Odd, Zero String, Construct Array, Not Divisible

Starters 77 Division 2 (Rated)

Concat Palindrome, Three Numbers

Starters 78 Division 3 (Rated)

Bitwise Equation, Passing Marks

Starters 79 Division 3 (Rated)

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

Starters 80 Division 3 (Rated)

Permutation Subsequence, Prefix Permutation, Just One More Episode, Single-use Attack, Running Comparison, Equal Elements

Starters 81 Division 3 (Unrated)

Distinct Matrix, Divide Pages, Maximum Capacity

Starters 82 Division 3 (Rated)

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

Starters 84 Division 2 (Rated)

Max count of 1, Max Binary, Chef And Adjacent Sums

Starters 86 Division 2 (Rated)

String Game , Maximise Score

Starters 87 Division 3 (Rated)

Return the Change, Existence

Starters 88 Division 3 (Rated)

Maximum And Or, Chef and Asteroids, Unstable Subarray, Largest and Second Largest

Starters 89 Division 3 (Rated)

Monopoly, Plus 2 or Minus 1, Positive or Negative Subarrays, Subarray Removal, DDMM or MMDD

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 92 Division 2 (Rated)

Rectangular Tiling, Distance Coloring, Dotify Playlist

Starters 93 Division 2 (Rated)

Break Free, Problem

Starters 94 Division 2 (Rated)

CodeChef Streak, Possible or Not

Starters 95 Division 2 (Rated)

Boxes, Transfusion Chain, EVacuate to Moon

Starters 96 Division 2 (Rated)

Remove Multiples

Starters 97 Division 2 (Rated)

Schrodinger Smiley

Starters 99 Division 2 (Rated)

Card Swipe, Exclusion-Inclusion

Starters 103 Division 2 (Rated)

Dice Number

Starters 104 Division 3 (Rated)

Maximise Sum, Santa and Chocolates, Pizza Cutting, GCD and LCM

Starters 105 Division 3 (Rated)

Dracula Eats, Take it Easy, Dull Operation

Starters 106 Division 3 (Rated)

Chef Fantasy 11, Playing with OR, Save People

Starters 108 Division 3 (Rated)

Clan Expansion, Palindromic Prime Numbers, Chess Pairing

Starters 109 Division 3 (Rated)

Minimum XOR, Best of N Sets, Worth of a Video

Starters 110 Divison 3 (Rated)

Water Park, Airlines, Marbles,  Am I Lucky!

Starters 111 Divison 3 (Rated)

Prefixing, Beautiful Strings, Reach Codetown, Exams

Starters 112 Division 2 (Rated)

3 Logicians Walk into a Bar, Max Nutrition

Starters 113 Division 3 (Rated)

Maximum Score , Make N Zero

Starters 114 Division 3 (Rated)

Painting Walls, Christmas Candy

Starters 115 Division 3 (Rated)

Greedy LIS Algorithm, A PLUS B Remastered, Decorating Christmas Tree, Chocolate Distribution

Starters 116 Division 3 (Rated)

Hattrick, ORST , Access Control

Starters 117 Division 3 (Rated)

Not Prime Permutation, Weapon Choice, Spell Shortening

Starters 118 Division 3 (Rated)

Subset GCD, Literacy Rate, Join States, Xorry 2, Xorry 1

Starters 119 Division 3 (Rated)

Judged, Cookie Day, Another Good String , K Odd Sum

Starters 120 Division 3 (Rated)

Largest K, Sub or Swp, Valentine Gifts

Starters 121 Division 3 (Rated)

Frequal, Split And Maximize, Caesar Cipher Lite, Anti Adjacent Swaps, The Man Code

Starters 122 Division 2 (Rated)

Man of the Match

Starters 123 Division 3 (Rated)

Room Allocation, Maximise Adjacent Sum, Check Adjacent Sum, Minimum And Maximum I, Minimum And Maximum II

Starters 124 Division 3 (Rated)

Binary Parity, Table Strength, Swap and Unite, Cricket Tournament

Starters 125 Division 2 (Rated)

Bucket Game, Overspeeding, Fake Certificate, Binary Minimal

Starters 126 Division 2 (Rated)

Freedom, Permutation Disturbance

Starters 127 Division 2

Superincreasing, Anti-Triangle

Starters 128 Division 2 (Rated)

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

Starters 129 Division 2 (Rated)

Ballon d Or

Starters 131 Division 2 (Rated)

Dice Deception

Starters 133 Division 3 (Rated)

Powered Parameters, Legs on a Farm, Maximum Alternating Sum

Starters 140 Division 2 (Rated)

Make Permutation, Split Permutation, Trick Or Treat, Tree Removal

Starters 142 Division 2 (Rated)

Chef loves Pizza Chef loves halfs, Array Removal

Starters 143 Division 3 (Rated)

Binary Conversion, Maximum Coins

Starters 144 Division 2 (Rated)

Minimise Inversions, Budget Allotment, Largest K

Starters 146 Division 2 (Rated till 5 stars)

Bouncing Ball, Permutation Construction, Knockout tournament

Starters 147 Division 2 (Rated till 5 stars)

Truth Teller And Liars 101, Independence Day 101, Non-Primes 101, Gold Coins 101

Starters 148 Division 2 (Rated)

FightBots

Starters 149 (Rated)

Magical World, Easy Subarray Sum, Maximise Sum, Chef Loves Beautiful Strings (Easy Version), Kill Monsters (Easy Version)

Starters 150 (Rated)

Equal Pairs (Hard), Find Multiset State, Equal Pairs (Easy)

Starters 151 (rated)

Ball Game, Convert string

Starters 152 (Rated)

Maximize Hamming Distance, Range Minimize

Starters 154 (Rated)

Count Winning Subarrays, Add 1 or 2 Game

Starters 155 (Rated)

GCD to 1 (Easy), GCD to 1 (Hard), Replace With First, Replace With First Literally, Prefix Suffix Min Max

Starters 156 (Rated)

Count Triplets, Partition Score, Even Numbers Hate

Starters 157 (Rated)

Small, Smaller, Smallest, Not-too-far Replacement

Starters 158 (Rated)

Largest Subsequence

Starters 159 (Rated)

Super Hero, Chess Colouring, Elections

Starters 160 (Rated)

Palindrome Love, Buying Order (Easy), Equate S and T

Starters 161 (Rated)

Red-Blue Sort, Two Cards

Starters 162 (Rated)

Empty the String, Adjacent Sum Array, Permutation Mod K

Starters 163 (Rated)

Nice Array, Minimum Types

Starters 164 (Rated)

Swap and Flip, Connecting Wells

Starters 165 (Rated)

Reverse and Alternate, Stable Array, Bulk Discount

Starters 166 (Rated)

Divisors Array (Easy Version), Costly Permutations, Chefland Library

Starters 167 (Rated)

Lottery Tickets, Delete Not Equal

Starters 168 (Rated)

No Two Alike, Binary Removals, Make Odd

Starters 169 (Rated)

Constant Subsequence, Hamming equivalent, Make K Most Frequent

Starters 170 (Rated)

Crazy Jumping Frogs, qUiRkY qUesTs (Easy), Monster Monster

Starters 171 (Rated)

Swish Game, White Wall, Volcanic Eruption

Starters 172 (Rated)

Transform String, Streak Star

Starters 173 (Rated upto < 2700)

Cool Subsequences, Time Penalty, Overwrite

Starters 174 (Rated)

Mystic Slimes, Deletion and Difference

Starters 175 (Rated)

Alternate It!, Multiplexer, Make same

Starters 176 (Rated)

Clothing Store, Costly Summit

Starters 178 (Rated)

Big Difference, Placing 01 And 10

Starters 179 (Rated)

Lost in the Fest!!, Unlock The Safe

Starters 181 (Rated)

The Best Matrix, Flip Prefix, Find Outside Array

Starters 182 (Rated)

Bar Queue, Beautiful Garden, Palindromic Score

Starters 184 (Rated)

One Down

Starters 185 (Rated)

GCD Summation, Creature Hunter

Starters 186 (Rated)

Distinct Arrays , Jump A or B, Approval Ratings

Starters 187 (Rated)

OR What, Incremental Game, Distinct Representations

Starters 188 (Rated)

K Boxes, Yet Another Monsters Problem, Subset Sum 3

Starters 189 (Rated)

Nutrition Cost, Create Binary String

Starters 190 (Rated)

Light All

Weekend Dev Challenge 01

Project 2 - To do list - Add task, Project 1 - Code Breaker Challenge problem 1, Project 1 - Code Breaker Challenge problem 2, Project 2 - To do list - List and Delete Task, Project 1 - Code Breaker Challenge problem 3, Project 2 - To do list - Toggle Tasks

Starters 191 (Rated)

Add to get GCD, Nearest Square

Weekend Dev Challenge 02

RCV Vote Counter - 2, RCV Vote Counter - 3, RCV Vote Counter - 1

Starters 192 (Rated)

No Odd Sum

Starters 193 (Rated)

Mex Tree (Min), Add Permutation, Check Odd Even Divisors, Count Odd Even Divisors

Starters 194 (Rated)

Mark All, Munchys Modulo, Chef Bakes Cake 2, Chef Bakes Cake 3

Weekend Dev Challenge 05: JavaScript Projects

Split Your Bill - 1, Snake Game - 1, Snake Game - 2, Snake Game - 3, Snake Game - 4

Starters 195 (Rated)

String Deletions, Game (Easy), Failing Grades, Marble Collector

Weekend Dev Challenge 06: JavaScript Projects

Weather App - 1, Weather App - 2, FLAPPY BIRD -1 , FLAPPY BIRD - 2, FLAPPY BIRD - 3, FLAPPY BIRD - 4

Weekend Dev Challenge 07: React Projects

Tic-tac-toe 1, Tic-tac-toe 2, Implement Accordion!

Starters 196 (Rated)

Beauty in Everything, Sugar Limit, Append Average

Weekend Dev Challenge 08: React Projects

Tab Switch, Live crypto update, Improve your aim, Switch the theme, Fix the render

Starters 197 (Rated)

Good Ranking (Pair), All Odd Prefix Sums, Split

Weekend Dev Challenge 09: ML Projects

Data Exploration and Analysis - Loan Approval, Preprocessing Dataset - Loan Approval, Train Logistic Regression Model - Loan Approval, Bangalore House Price Prediction Project, Clean the Bangalore House Price Dataset

Starters 198 (Rated)

Currency Exchange

Starters 199 (Rated)

Perfect Ranges, Fence Colouring, Grid MEX, Subtract or Divide

Starters 208 (Rated)

GCND, Sabotage, Alternate Jumps

Starters 209 (Rated)

Binary Love, Tactical Conversion, Small GCD Sort

Total Problems Solved: 889

1655
(Div 2)
★★★
CodeChef Rating (Highest Rating 1783)
  • 11776 Global Rank
  • 10457 Country Rank

Badges

Contest Contender -  Diamond Badge

Contest Contender - Diamond Badge

Received for participating in 100 Contests

Problem Solver - Gold Badge

Problem Solver - Gold Badge

Received for solving 500 Problems

Daily Streak - Bronze Badge

Daily Streak - Bronze Badge

Received for maintaining a streak of 5 days

Recent Activity

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