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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 Ahad
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Md Ahad

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  • 3★ahad_41
  •   Bangladesh
  • Other
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 67
1789 (-31)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 218 (Rated)(2025-12-24 22:00:02)
Global Rank:   973
Cheated in:   

Ratings System Update

(2025-12-24 22:00:02)
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1616 (+3)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 68 Division 3 (Rated)(2022-12-20 00:00:00)
Global Rank:   623
Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)
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How the rating system works?

Learning Paths (0)

Practice Paths (3)

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SQL Practice Queries

34%
learn-icon

Prepare for ICPC - Past Year Problems

0%
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Level up from 1* to 2*

2%

Contests (67)

Starters 44 Division 4 (Rated)

Biryani classes, Air Hockey

June Long Two 2022 Division 4 (Rated)

Count the ACs, Make all equal using Pairs, Complementary Strand in a DNA, Fitness

Starters 45 Division 4 (Rated)

Best of Two

July Long One 2022 Division 4 (Rated)

Bidding, Pass the Exam, Chef and Candies

Starters 46 Division 4 (Rated)

Counting Words, MATH1 Enrolment

Starters 47 Division 4 (Rated)

Chef On Date, Minimum Coins, Chess Time

Starters 48 Division 4 (Rated)

Buy Lamps, Fill The Grid, Passes for Fair, Fill Candies, Make Palindrome 2, Positive array

July Long Two 2022 Division 4 (Rated)

Maximize Difference, Chef in his Office, To Divide or Not To Divide, Sum of Product 1, Insurance, Hungry Chef

Starters 49 Division 4 (Rated)

Is it hot or cold, Maximise the Tastiness

Starters 50 Division 4 (Rated)

Permutation GCD, Discount, Mileage matters, Nearest Court, Average Permutation

Starters 51 Division 4 (Rated)

Split N, Final Population, TV Discount, Dominant Element

August Long 2022 Division 4 (Rated)

Sale Season, Hello Equation, Two Trains, Maximum Submissions, Make A and B equal

Starters 52 Division 3 (Rated)

Minimum Sum, WA Test Cases, Air Conditioner Temperature, K-Flip

August Lunchtime 2022 Division 3 (Rated)

Candy Distribution, Equalizing Numbers, Easy Permutation, Array Equality

Starters 53 Division 3 (Rated)

Black&White Ring Game, Odd Pairs, Make A and B equal, Weights

Starters 54 Division 3 (Rated)

Equal Distinct, Ticket Fine, Team of Two

Starters 55 Division 3 (Rated)

Balls and Boxes, Permutation Clear, Broken Phone

September Long 2022 Division 3 (Rated)

Speed Limit Test, Bob at the Bank, Pokemon Battles, Good Pairs

Starters 56 Division 3 (Rated)

K-Subarrays, Binary Substitution, Nearest Exit, Maximize Colours, Far Away

Starters 57 Division 2 (Unrated)

Even Splits, Two Different Palindromes

Starters 59 Division 2 (Rated)

Maximum Subarray , Suspense String, Confusing Concatenations

October Long 2022 Division 3 (Rated)

Binary Substituition, Building Race, Single Operation Part 1, Single Operation Part 2

Starters 62 Division 2 (Rated)

Sorted Substrings, Make Multiple, Final Sum

Starters 65 Division 2 (Rated)

Candies

November Long 2022 Division 2 (Unrated)

MaxEdges, Split and Maximize, Spliting Balls

Starters 68 Division 3 (Rated)

Boring String, Expense List, Make AP, Make Money

Starters 77 Division 2 (Rated)

Concat Palindrome, Three Numbers

Starters 78 Division 2 (Rated)

Bitwise Equation, Valid Expression

Starters 80 Division 2 (Rated)

Permutation Subsequence, Prefix Permutation, Equal Elements

Starters 81 Division 2 (Unrated)

Divide Pages

Starters 83 Division 2 (Rated)

Construct String, Order by XOR

Starters 91 Division 2 (Rated)

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

Starters 95 Division 2 (Rated)

Transfusion Chain, EVacuate to Moon

Starters 97 Division 2 (Rated)

Schrodinger Smiley

Starters 98 Division 3 (Rated)

3-Blast Palindrome, FIND A and B, Airport Management, Ball Distribution

Starters 99 Division 2 (Rated)

Card Swipe, Exclusion-Inclusion

Starters 101 Division 2 (Rated)

Warrior Chef, Lockpicking Chef

Starters 108 Division 3 (Rated)

Palindromic Prime Numbers, Chess Pairing

September Short 2023 Division 2 (Unrated)

Lucky Seven, Slow Start, Mixing Extraordinaire

Starters 114 Division 3 (Rated)

Rock-Paper-Scissors, Painting Walls, Christmas Candy, Christmas Greetings

Starters 116 Division 3 (Rated)

Hattrick, ORST , Access Control

Starters 120 Division 3 (Rated)

Count Subarrays, Count Arrays, Largest K, Sub or Swp, Valentine Gifts

Starters 136 Division 2 ( Rated )

Sum of Modes, My First Geometry Problem

Starters 137 Division 2 (Rated)

Large Differences

Starters 140 Division 2 (Rated)

Make Permutation, Split Permutation, Trick Or Treat, Break The String, Tree Removal

Starters 143 Division 2 (Rated)

Non-Divisor Array, Binary Conversion

Starters 145 Division 2 (Rated)

Make Bob Win , Make My Array Equal

Starters 148 Division 2 (Rated)

FightBots

Starters 151 (rated)

Ball Game, Convert string

Starters 154 (Rated)

GCD and XOR, Add 1 or 2 Game

Starters 155 (Rated)

GCD to 1 (Easy), GCD to 1 (Hard), Replace With First

Starters 156 (Rated)

Partition Score, Even Numbers Hate

Starters 160 (Rated)

Buying Order (Easy), Equate S and T

Starters 164 (Rated)

Construct Permutation, Swap and Flip

Starters 169 (Rated)

Constant Subsequence, Hamming equivalent, Make K Most Frequent

Starters 170 (Rated)

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

Starters 179 (Rated)

Lost in the Fest!!, Unlock The Safe, Can you reach

Starters 181 (Rated)

The Best Matrix, Flip Prefix, Find Outside Array

Starters 183 (Rated)

S to T, Larger Smaller, Max Triangle

Starters 187 (Rated)

OR What, Incremental Game, Distinct Representations

Starters 188 (Rated)

K Boxes, Subset Sum 3

Starters 190 (Rated)

Subsequence Sort, Light All, Min-Max Deletion, Parry It! (Easy)

Starters 192 (Rated)

Security Lines, Equate XY

Starters 195 (Rated)

String Deletions, Game (Easy), Marble Collector

Starters 196 (Rated)

Beauty in Everything, Sugar Limit, Append Average, Swap Sum

Starters 197 (Rated)

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

Starters 199 (Rated)

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

Starters 203 (Rated)

MEX on Ranges, Maximum MST, Cab Rides

Starters 207 (Rated)

Make Subarray

Starters 218 (Rated)

Deleting Array Again, Counting Optimal Arrays, Stop The Count

Total Problems Solved: 310

1789
(Div 2)
★★★
CodeChef Rating (Highest Rating 1852)
  • 5781 Global Rank
  • 180 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

Daily Streak - Bronze Badge

Daily Streak - Bronze Badge

Received for maintaining a streak of 5 days

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Workden, MNR PRIDE, 14, HAL Old Airport Rd, Domlur I Stage, 1st Stage, DOMLUR, Bengaluru, Karnataka 560071 [email protected] +91 95911 47880
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