Nahid hasan

• Username: 2★nahids
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Shahjalal University of Science & Technology Sylhet, Bangladesh
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 35

Current Ratings Graph Old Ratings Graph

1553 (-48)RatingProvisional
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Starters 149 (Rated)(2024-08-28 22:00:02)

Global Rank:   2220

Cheated in:   

Ratings System Update

(2024-08-28 22:00:02)

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1571 (+0)RatingProvisional
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Starters 69 Division 2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1660

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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Contests (35)

April Challenge 2020 Division 2

Sell All the Cars

March Cook-Off 2021 Division 3

Pawri Meme

February Lunchtime 2021 Division 3

Smallest Possible Whole Number, Daanish and Problems

March Challenge 2021 Division 3

Chef and Groups, Space Arrays, No Time to Wait, Interesting XOR!

CodeChef Starters 25 Division 3 (Rated)

Building Towers, Equal MEX, Points and Lines, Fit in Data Type, Chef and His Fruit Stand

Starters 39 Division 2 (Rated)

Closest Vowels, Even Subarray XOR, Compress the Video

Starters 40 Division 2 (Unrated)

Infinity Staircase

Starters 41 Division 2 (Rated)

Equal Integers, Is this priority or parity!, Path Parity

Starters 42 Division 2 (Rated)

Minimum or Maximum, Divisible by 3

Starters 44 Division 2 (Rated)

Atleast and Atmost, Dense Bracket Sequence

Starters 43 Division 2 (Rated)

Distinct Palindrome, The Optimal Pairs

June Lunchtime 2022 Division 2 (Rated)

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

July Long One 2022 Division 2 (Unrated)

Journey of the Knight, Game of Piles Version 1, Find A, B, C, Slow Solution

Starters 47 Division 2 (Rated)

End Sorted

Starters 50 Division 2 (Rated)

Permutation GCD

August Lunchtime 2022 Division 3 (Rated)

Equalizing Numbers, Subtract 12 Operation, Array Equality, Easy Permutation, Candy Distribution

Starters 54 Division 2 (Unrated)

Equal Distinct

Starters 55 Division 2 (Rated)

Balls and Boxes, Mean and Median

Starters 57 Division 3 (Rated)

Maximum Expression, Even Splits, Non-Negative Product, Two Different Palindromes

Starters 58 Division 2 (Unrated)

Break the elements

Starters 59 Division 2 (Rated)

Suspense String, Maximum Subarray , Confusing Concatenations

Starters 61 Division 3 (Rated)

Minimise LCS, Different Consecutive Characters , Subarray Removal, Odd Sum Pair

Starters 62 Division 2 (Rated)

Sorted Substrings, Make Multiple, Final Sum

Starters 70 Division 3 (Rated)

Frequency Array Retrieval, Prime Reversal, Minimum distance between 1s, Cost of Groceries

Starters 72 Division 3 (Rated)

Indivisible, Apples and oranges, N Triplets

Starters 74 Division 2 (Rated)

Lcm hates Gcd, Odd Even Binary String

February Cook-Off 2023 Division 3 (Rated)

Take Not Less, Bi_lindrome!, Permutation and Modulus, Netflix

Starters 77 Division 2 (Rated)

Concat Palindrome

Starters 78 Division 3 (Rated)

Valid Expression, Passing Marks, Solve More Problems!, Bitwise Equation

Starters 91 Division 2 (Rated)

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

Starters 97 Division 2 (Rated)

Schrodinger Smiley

Starters 113 Division 2 (Rated)

Sum Neq , Maximum Score , Minimise Maximum Subarray Sum

Starters 116 Division 2 (Rated)

ORST , Access Control

Starters 118 Division 3 (Rated)

Subset GCD, Literacy Rate, Xorry 1

Starters 121 Division 3 (Rated)

Caesar Cipher Lite, Anti Adjacent Swaps

Starters 122 Division 3 (Rated)

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

Total Problems Solved: 123