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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. Shahidul Islam (Shourov)
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Md. Shahidul Islam (Shourov)

  • 3★shahidulislam3
  •   Bangladesh
  • Student
  • Mawlana Bhashani Science and Technology University
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 76
1687 (+17)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 215 (Rated)(2025-12-03 22:00:02)
Global Rank:   680
Cheated in:   

Ratings System Update

(2025-12-03 22:00:02)
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926? (+0)RatingProvisional
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Starters 59 Division 4 (Rated)(2022-12-20 00:00:00)
Global Rank:   10576
Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)
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Learning Paths (0)

Practice Paths (1)

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Practice C++

3%

Contests (76)

August Lunchtime 2022 Division 4 (Rated)

Test Averages, Candy Distribution, Height of Rationals

Starters 59 Division 4 (Rated)

Audible Range, Speciality

Starters 71 Division 4 (Rated)

Instagram, Perfect Trio

Starters 72 Division 4 (Rated)

Indivisible, Apples and oranges, N Triplets, Sum it

February Cook-Off 2023 Division 4 (Rated)

Battery Health, Bi_lindrome!, Netflix

Starters 77 Division 4 (Rated)

Tom and Jerry Chase, Codechef Airlines

Starters 80 Division 4 (Rated)

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

Starters 81 Division 4 (Unrated)

Sunny Day

Starters 82 Division 4 (Rated)

Make A-B Same, Reach Home, Difference Matrix, MIN To MAX, Candy Division

Starters 84 Division 4 (Rated)

Max count of 1, Chef and Donation, Elections in Chefland, Max Binary, Chef And Adjacent Sums, Melt Gold

Starters 87 Division 4 (Rated)

Four Tickets, Buy Ten Packets, Return the Change

Starters 93 Division 4 (Rated)

Right There, 7 Rings, Problem

Starters 94 Division 4 (Rated)

The Gift, Gymkhana Election IIIT-A, CodeChef Streak

Starters 96 Division 4 (Rated)

Weeding, AB Difference

Starters 99 Division 4 (Rated)

Card Swipe, Endless Appetizers, Puzzle Hunt, Exclusion-Inclusion

Starters 103 Division 4 (Rated)

Sunday Brunch, October Marathon, Divisible By 8, 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, Guess the winner!

Starters 108 Division 3 (Rated)

Palindromic Prime Numbers, Chess Pairing

Starters 109 Division 3 (Rated)

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

Starters 110 Divison 3 (Rated)

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

Starters 111 Division 2 (Rated)

LCM Mania, Prefixing, Reach Codetown

Starters 112 Division 2 (Rated)

Cursed Indices, 3 Logicians Walk into a Bar, Max Nutrition

Starters 113 Division 2 (Rated)

Minimise Maximum Subarray Sum, Maximum Score , Sum Neq

Starters 116 Division 2 (Rated)

Chef Product, ORST , Access Control

Starters 117 Division 2 (Rated)

Not Prime Permutation, Spell Shortening

Starters 119 Division 2 (Rated)

Cookie Day, Another Good String , K Odd Sum

Starters 120 Division 2 (Rated)

Count Subarrays, Count Arrays, Sub or Swp

Starters 121 Division 2 (Rated)

Caesar Cipher Lite, Anti Adjacent Swaps

Starters 122 Division 2 (Rated)

Arya In Grid, Transformation Cost, Man of the Match

Starters 123 Division 2 (Rated)

Maximise Adjacent Sum, Check Adjacent Sum, Minimum And Maximum I, Yet Another Alice Bob Game, Minimum And Maximum II

Starters 125 Division 2 (Rated)

Bucket Game, Fake Certificate, Binary Minimal

Starters 126 Division 2 (Rated)

Freedom, Permutation Disturbance

Starters 129 Division 2 (Rated)

Ballon d Or

Starters 130 Division 2 (Rated)

Make Equal, Alternating Binary String, Good Binary String

Starters 131 Division 2 (Rated)

K-Closeness, Dice Deception, Encrypt Value

Starters 133 Division 2 (Rated)

Powered Parameters, Maximum Alternating Sum

Starters 134 Division 2 (Rated)

Origin, Rock Paper Scissors

Starters 135 Division 2 (Rated)

Invert And Equalize, Change A to B

Starters 137 Division 2 (Rated)

Large Differences

Starters 138 Division 2 (Rated)

TRIPLE PRIMES, Prefix Suffix Inequality, Long Drive, Distinct Substring

Starters 142 Division 2 (Rated)

Chef loves Pizza Chef loves halfs, Array Removal, Number Hunt

Starters 149 (Rated)

Easy Subarray Sum, Maximise Sum

Starters 151 (rated)

Convert string

Starters 152 (Rated)

Maximize Hamming Distance, Anti-Palindrome Queries, Range Minimize

Starters 155 (Rated)

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

Starters 160 (Rated)

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

Starters 161 (Rated)

Red-Blue Sort, Two Cards

Starters 165 (Rated)

Reverse and Alternate, Stable Array, Bulk Discount

Starters 168 (Rated)

Binary Removals, Make Odd

Starters 171 (Rated)

Swish Game, White Wall, Volcanic Eruption

Starters 172 (Rated)

Transform String, AndOr, Streak Star

Starters 173 (Rated upto < 2700)

Cool Subsequences, Time Penalty, Overwrite

Starters 174 (Rated)

GCD Add Size, Mystic Slimes, Deletion and Difference

Starters 176 (Rated)

Same And, Friendly Binary Strings, Clothing Store, Costly Summit

Starters 178 (Rated)

Big Difference, Minimum Colours (Easy), Placing 01 And 10

Starters 182 (Rated)

Bar Queue, Beautiful Garden, Palindromic Score

Starters 183 (Rated)

Complete MST, S to T, Larger Smaller, Max Triangle

Starters 184 (Rated)

One Down, Front or Back, Double or Append

Starters 186 (Rated)

Distinct Arrays , Jump A or B, Approval Ratings

Starters 188 (Rated)

K Boxes, Yet Another Monsters Problem, Subset Sum 3

Starters 191 (Rated)

Add 1 or 2, Grid Path (Easy), Add to get GCD, Permuted Greater than 2

Starters 192 (Rated)

Security Lines

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 3

Starters 196 (Rated)

Beauty in Everything, Sugar Limit, Append Average

Starters 197 (Rated)

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

Starters 198 (Rated)

Minimize Maximum Mex

Starters 200 (Rated)

Restrict Palindromes, Good Subsequence

Starters 202 (Rated)

Buying Flowers, If Only I Could Read

Starters 206 (Rated)

Cyclic Shift Minimization, Gladiator Fighting, Prime Sum

Starters 207 (Rated)

Make Subarray

Starters 209 (Rated)

Binary Love, Tactical Conversion, Small GCD Sort, High Score (Easy Version)

Starters 211 (Rated)

Subarray Maximums, Buying Chairs, No Doubling, Wolf Down

Starters 212 (Rated)

Exit Door, Distinct Fun, Binary Flip

Starters 215 (Rated)

Intersecting Intervals (Easy), Product Sum Arrays (Easy), Differing Values, Special Missions

Total Problems Solved: 306

1687
(Div 2)
★★★
CodeChef Rating (Highest Rating 1800)
  • 9890 Global Rank
  • 304 Country Rank

Skill tests

80%

C++ Skill test

Attempted on May 2024
View skill tests

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

Recent Activity

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