Siam Ahmed

• Username: 3★siamsplash5
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Daffodil International University Dhaka, Bangladesh
• CodeChef Pro Plan: No Active Plan. View Details

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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

1685 (+23)RatingProvisional
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Starters 72 Division 2 (Rated)(2023-01-04 23:00:02)

Global Rank:   614

Cheated in:   

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(2023-01-04 23:00:02)

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1662 (-17)RatingProvisional
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Starters 59 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1364

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)

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Practice Paths (0)

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Contests (32)

January Challenge 2021 Division 3

Chef and Division 3, Fair Elections, Encoded String

February Challenge 2021 Division 3

Chef and Meetings, Highest Divisor, Maximise Function

March Challenge 2021 Division 3

Chef and Groups, No Time to Wait

March Lunchtime 2021 Division 3

Motivation

February Cook-Off 2022 Division 3

Perfect Permutation, Lazy Salesman, Peaceful Party, Prefix Permutation

CodeChef Starters 27 Division 3 (Rated)

Too many items, The product mystery, Blackjack, Distinct Binary Strings

February Lunchtime 2022 Division 3

Four Equidistant Points on a Grid, Good Program, Parallel Processing, Watching Movies at 2x, Magnet Sort

CodeChef Starters 28 Division 2 (Rated)

Permutation Xority, Count the Holidays

CodeChef Starters 29 Division 3 (Rated)

String protocol, Plusle and Minun on Array, Decomposition Reaction, Bomb the base

CodeChef Starters 30 Division 2 (Rated)

Minimum Coloring, Gift Shop and Coupon, Balanced Reversals

March Cook-Off 2022 Division 2

Janmansh at Fruit Market

March Lunchtime 2022 Division 2

Adjacency Love, Sad Splits

April Cook-Off 2022 Division 2

Sticks and Rectangles

CodeChef Starters 33 Division 2 (Rated)

Distinct Dilemma, Broken Life, Non Adjacent Flips, Make Them Equal

CodeChef Starters 34 Division 2 (Rated)

Average Array

April Lunchtime 2022 Division 2(Rated)

Buckets Full of Candies, Pair Pain

Starters 36 Division 2 (Rated)

Buying Sweets, Presents for Cheffina

May Cook-Off 2022 Division 2 (Rated)

Doubled Distances

Starters 38 Division 2 (Rated)

Circular Track, Good Pairs

May Lunchtime 2022 Division 2 (Rated)

Bucket and Water Flow , Maximum Pairwise Modular Sum, Equal After And

Starters 39 Division 2 (Rated)

Compress the Video, Closest Vowels, Even Subarray XOR

Starters 40 Division 2 (Unrated)

Good Pairs, Infinity Staircase

June Cook-Off 2022 Division 2 (Rated)

Simple XOR, Break the Stick, Split AND Sum

Starters 42 Division 2 (Rated)

Minimum or Maximum, Divisible by 3

June Lunchtime 2022 Division 2 (Rated)

Zero Ones Equal One Zeros

Starters 46 Division 2 (Rated)

Sort the String, Array sorting, Prime Xor, Vowel Anxiety

Starters 48 Division 2 (Rated)

Fill The Grid, Make Palindrome 2, Positive array

Starters 50 Division 2 (Rated)

Permutation GCD, Average Permutation

August Long 2022 Division 2 (Unrated)

Hello Equation, Two Trains

Starters 55 Division 2 (Rated)

Mean and Median, Balls and Boxes

Starters 56 Division 2 (Rated)

K-Subarrays, Maximize Colours

September Lunchtime 2022 Division 2 (Rated) (Based on EJOI)

Stick Break, Permutation Creation

Starters 57 Division 2 (Unrated)

Maximum Expression, Even Splits, Two Different Palindromes

Starters 59 Division 2 (Rated)

Suspense String, Confusing Concatenations

Starters 72 Division 2 (Rated)

N Triplets

Total Problems Solved: 124