MD. NIHAN ALI

• Username: 3★nihan
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Shahjalal University of Science & Technology Sylhet, Bangladesh
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 26

Current Ratings Graph Old Ratings Graph

1779 (+14)RatingProvisional
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Starters 179 (Rated)(2025-03-26 22:00:00)

Global Rank:   604

Cheated in:   

Ratings System Update

(2025-03-26 22:00:00)

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1700 (+5)RatingProvisional
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Starters 66 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   668

Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)

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Learning Paths (0)

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Contests (26)

January Cook-Off 2022 Division 3

Mean Maximization, Palindromes Not Allowed, Hungry Ashish, Mask Policy

CodeChef Starters 23 Division 3 (Rated)

Average of Three, Chef and Profits, Subarray Mex

January Lunchtime 2022 Division 3

Subarray permutations, Chef and Subset Additions, Chef and Lockout Draws

CodeChef Starters 25 Division 2 (Rated)

Equal MEX, Points and Lines, Building Towers

Starters 35 Division 2 (Rated)

Jump to Sibling, Dark Light, Admins and Shopping

Starters 36 Division 2 (Rated)

Buying Sweets, Presents for Cheffina

Starters 37 Division 2 (Rated)

Maximum OR Minimum, Infernos, Dazzling Even-Odd Challenge, Beat the Average

July Cook-Off 2022 Division 2 (Rated)

Permutation And Median, Xor Permutation, Segmentation Fault

June Lunchtime 2022 Division 2 (Rated)

Zero Ones Equal One Zeros, The Lost Array, Max Shift After XOR, XOR Times 2 Is Sum, Equal by XORing

Starters 45 Division 2 (Rated)

Even Equal Odd, Adjacent Sum Parity, Retrieve the Array

Starters 46 Division 2 (Rated)

Array sorting, Sort the String

Starters 47 Division 2 (Rated)

Similar Heights, End Sorted

Starters 52 Division 2 (Unrated)

Minimum Sum, WA Test Cases

August Lunchtime 2022 Division 2 (Rated)

Easy Permutation, Array Equality

Starters 55 Division 2 (Rated)

Balls and Boxes, Mean and Median

Starters 59 Division 2 (Rated)

Maximum Subarray , Suspense String, Confusing Concatenations

Starters 62 Division 2 (Rated)

Sorted Substrings, Make Multiple, Final Sum

Starters 64 Division 2 (Rated)

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

Starters 66 Division 2 (Rated)

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

February Cook-Off 2023 Division 2 (Rated)

Take Not Less, Permutation and Modulus, Minimum Beauty

Starters 86 Division 2 (Rated)

Maximise Score, String Game

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, Prefix Suffix Min Max

Starters 158 (Rated)

Buying Game, Multiply 2 to Minimize, XOR Smaller, Largest Subsequence

Starters 175 (Rated)

Alternate It!, Make same

Starters 178 (Rated)

Big Difference, Placing 01 And 10

Starters 179 (Rated)

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

Total Problems Solved: 112