Raihanul Islma

• Username:5★roll_num_44
• Country:  Bangladesh
• Student/Professional:Student
• Institution:American International University Bangladesh
• CodeChef Pro Plan: No Active Plan. View Details

Activity Heat Map

Last 6 Months 2024 (Jul-Dec)2024 (Jan-Jun)2023 (Jul-Dec)2023 (Jan-Jun)

Rating Graph

No. of Contests Participated: 19

Current Ratings Graph Old Ratings Graph

2081 (+46)RatingProvisional
Rating i Provisional Rating, click to know more

Starters 160 (Rated till 5 stars)(2024-11-13 22:30:00)

Global Rank:   22

Cheated in:   

Ratings System Update

(2024-11-13 22:30:00)

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?

NA? (+NA)RatingProvisional
Rating i Provisional Rating, click to know more

None(None)

Global Rank:   0

Cheated in:   

Ratings System Update

(None)

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 (1)

Learn C++

3%

Practice Paths (0)

None

Contests (19)

Starters 111 Division 4 (Rated)

Prefixing, LCM Mania, 404 Not Found, Exams, Beautiful Strings, Reach Codetown, Prime Range Game

Starters 112 Division 2 (Rated)

Cursed Indices, 3 Logicians Walk into a Bar, Yet Another Array Game, Permutation Construction, Max Nutrition

Starters 113 Division 2 (Rated)

Maximum Score , Sum Neq , Make All Equal, Minimise Maximum Subarray Sum

Starters 115 Division 2 (Rated)

Greedy LIS Algorithm, Binary Grid Forces, Make All Zero, A PLUS B Remastered, Decorating Christmas Tree

Starters 116 Division 2 (Rated)

Access Control, ORST , Chef Product

Starters 117 Division 2 (Rated)

Equality Etiquette, Spread Spree, Stingy Arrays, Not Prime Permutation, Spell Shortening

Starters 142 Division 2 (Rated)

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

Starters 143 Division 2 (Rated)

Non-Divisor Array, Binary Conversion

Starters 145 Division 2 (Rated)

Make Bob Win , Make My Array Equal, Square String

Starters 146 Division 2 (Rated till 5 stars)

Olympics 2024, No Winner, Knockout tournament, Bouncing Ball, Permutation Construction

Starters 149 (Rated)

Maximise Sum, Chef Loves Beautiful Strings (Easy Version), Easy Subarray Sum

Starters 150 (Rated)

Equal Pairs (Hard), Find Multiset State, IOI 2024, Equal Pairs (Easy)

Starters 154 (Rated)

Triangle Count (Easy), Add 1 or 2 Game, GCD and XOR

Starters 156 (Rated)

Count Triplets, Balance Difficulties, Interval Cliques, Partition Score, Even Numbers Hate

Starters 157 (Rated)

Normal is Good (Easy), Not-too-far Replacement, Small, Smaller, Smallest, Unmedian

Starters 158 (Rated)

Make a Tree, Largest Subsequence, XOR Smaller, Buying Game, Multiply 2 to Minimize, Diwali Discount, Even vs Odd Divisors

Starters 159 (Rated)

Crafty Coloring (Easy), Elections, Chess Colouring, Glass Bridge (Easy), Random Nim, Super Hero

Starters 160 (Rated till 5 stars)

Palindrome Love, Modindrome, Buying Order (Easy), Buying Order (Hard)

Total Problems Solved: 92