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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

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Practice Compete Compiler
Home » MD. Mehedi Hasan
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MD. Mehedi Hasan

  • 2★mehedi_cou_12
  •   Bangladesh
  • Professional
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 68
1563 (-16)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 213 (Rated)(2025-11-19 22:00:04)
Global Rank:   1501
Cheated in:   

Ratings System Update

(2025-11-19 22:00:04)
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1219? (+0)RatingProvisional
Rating i Provisional Rating, click to know more
December Long 2022 Division 4 (Rated)(2022-12-20 00:00:00)
Global Rank:   2540
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)

Practice Paths (2)

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Arrays, Strings & Sorting

20%
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Practice C++

0%

Contests (68)

Starters 68 Division 4 (Rated)

Expense List, Bull or Bear, Make AP, Make Money

Starters 70 Division 4 (Rated)

Kitchen Timings, Spice Level, Cost of Groceries, Prime Reversal

Starters 71 Division 4 (Rated)

Pet Store, Instagram, Snapchat, Perfect Trio

December Long 2022 Division 4 (Rated)

Gcd of Subarrays, Good Investment or Not, Reach fast

Starters 72 Division 4 (Rated)

Indivisible, Apples and oranges, N Triplets, Sum it

Starters 73 Division 4 (Rated)

Chef Plays Ludo, Multivitamin Tablets, Lucky Numbers

Starters 74 Division 4 (Rated)

Facebook, Mana Points

Starters 75 Division 4 (Rated)

Two Ranges, Saving Taxes, Profit Increment

January Long 2023 Division 4 (Rated)

Far from origin, Overspeeding Fine, Negative Product

February Cook-Off 2023 Division 4 (Rated)

Battery Health, Bi_lindrome!, Netflix

Starters 77 Division 4 (Rated)

Tekken, Tom and Jerry Chase, Codechef Airlines

Starters 78 Division 4 (Rated)

Bitwise Equation, Valid Expression, Passing Marks, Candy Store, Good Turn

Starters 80 Division 4 (Rated)

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

Starters 88 Division 3 (Rated)

Largest and Second Largest

Starters 93 Division 3 (Rated)

7 Rings, Problem

Starters 98 Division 3 (Rated)

FIND A and B, Airport Management

Starters 101 Division 4 (Rated)

Warrior Chef, Work Smarter, Not Harder, Lockpicking Chef, Off By One

Starters 102 Division 3 (Rated)

Selling Insurance, Chef and Stocks

Starters 106 Division 3 (Rated)

Chef Fantasy 11, Playing with OR, Save People, Guess the winner!

Starters 107 Division 3 (Rated)

Rock Paper Scissor, Pending Assignments, OR Permutation

Starters 109 Division 3 (Rated)

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

September Short 2023 Division 4 (Unrated)

Lucky Seven, Slow Start, Mixing Extraordinaire

Starters 110 Divison 3 (Rated)

Water Park, Airlines, Marbles,  Am I Lucky!, Monsters

Starters 115 Division 4 (Rated)

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

Starters 122 Division 4 (Rated)

Healthy Sleep, Problem Reviews, Arya In Grid, Transformation Cost, Man of the Match

Starters 125 Division 4 (Rated)

Bucket Game, Overspeeding, 50-50 Rule, Fake Certificate

Starters 130 Division 3 (Rated)

Make Equal, Alternating Binary String

Starters 131 Division 4 (Rated)

Remaining Neighborhoods, Gotta Catch Em All, Dice Deception

Starters 132 Division 3 (Rated)

Change Please, GAME 11

Starters 133 Division 3 (Rated)

Legs on a Farm, Maximum Alternating Sum

Starters 134 Division 3 (Rated)

Origin, Money Double, Rock Paper Scissors

Starters 135 Division 3 (Rated)

Invert And Equalize, Football Ties

Starters 136 Division 3 ( Rated )

Even Sum Subarray, My First Geometry Problem

Starters 137 Division 3 (Rated)

Spell Splice, Large Differences

Starters 138 Division 3 (Rated)

Heat Wave, Distinct Substring

Starters 139 Division 3 (Rated)

Distribute Cookies

Starters 142 Division 3 (Rated)

Chef loves Pizza Chef loves halfs, Penalty Shoot-out

Starters 143 Division 3 (Rated)

Maximum Coins

Starters 146 Division 3 (Rated till 5 stars)

Permutation Construction, Knockout tournament, No Winner

Starters 147 Division 3 (Rated till 5 stars)

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

Starters 149 (Rated)

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

Starters 150 (Rated)

Find Multiset State, Ratio By 2, Equal Pairs (Easy)

Starters 151 (rated)

Convert string, International Gym Day

Starters 152 (Rated)

Maximize Hamming Distance, Winning World Finals, Range Minimize

Starters 153 (Rated)

Make Arithmetic Progression, Butterfly, Another Game, Colorful Tree (Easy Version)

Starters 156 (Rated)

Partition Score, Long Queue, Even Numbers Hate

Starters 157 (Rated)

Small, Smaller, Smallest, Not-too-far Replacement, Non-matching Name, Normal is Good (Easy)

Starters 158 (Rated)

Largest Subsequence, Even vs Odd Divisors

Starters 159 (Rated)

Super Hero, Chess Colouring, Elections, Card Game

Starters 160 (Rated)

Buying Order (Easy), Equate S and T

Starters 163 (Rated)

Nice Array, Binary Sum, Minimum Types

Starters 164 (Rated)

Construct Permutation, Swap and Flip

Starters 166 (Rated)

Distinct Power, Divisors Array (Easy Version), Chefland Library

Starters 168 (Rated)

No Two Alike, Make Odd

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 176 (Rated)

Clothing Store, Costly Summit

Starters 181 (Rated)

The Best Matrix, Flip Prefix, Find Outside Array

Starters 183 (Rated)

Larger Smaller, Max Triangle

Starters 196 (Rated)

More Cookies, Sugar Limit, Append Average

Starters 197 (Rated)

Good Ranking (Pair), All Odd Prefix Sums

Starters 198 (Rated)

Currency Exchange, Decoration Discount

Starters 199 (Rated)

Fence Colouring, Grid MEX, Subtract or Divide, Brick Comparisions

Starters 204 (Rated)

Drawing Chances, Episodes

Starters 206 (Rated)

Cyclic Shift Minimization, Gladiator Fighting, Prime Sum, Expensive Buying

Starters 213 (Rated)

EXML Race, Separation, No 4 Please

Total Problems Solved: 268

1563
(Div 3)
★★
CodeChef Rating (Highest Rating 1645)
  • 19247 Global Rank
  • 440 Country Rank
NA
DSA Rating (Highest Rating 0)
  • Inactive Global Rank
  • Inactive Country Rank

Badges

Contest Contender - Gold Badge

Contest Contender - Gold Badge

Received for participating in 50 Contests

Problem Solver - Silver Badge

Problem Solver - Silver Badge

Received for solving 250 Problems

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