Syeda Raisa Rahman

• Username: 3★raisa_rahman
• Country:  Bangladesh
• Student/Professional:Student
• Institution:Military Institute of Science and Technology, 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: 20

Current Ratings Graph Old Ratings Graph

1648 (+39)RatingProvisional
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Starters 174 (Rated)(2025-02-19 22:15:02)

Global Rank:   522

Cheated in:   

Ratings System Update

(2025-02-19 22:15:02)

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1200? (-103)RatingProvisional
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Starters 61 Division 4 (Rated)(2022-12-20 00:00:00)

Global Rank:   1834

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

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Contests (20)

August Long 2022 Division 3 (Rated)

Make A and B equal, Sale Season

Starters 61 Division 4 (Rated)

Minimise LCS, Different Consecutive Characters , Reach on Time, Odd Sum Pair

Starters 75 Division 4 (Rated)

Prefix Ones, Three Powers of Two, Two Ranges, Saving Taxes, Profit Increment

Starters 77 Division 4 (Rated)

Tom and Jerry Chase, Codechef Airlines, Tekken, Spreading Charges

Starters 78 Division 3 (Rated)

Bitwise Equation, Valid Expression, Passing Marks

Starters 79 Division 3 (Rated)

One Stone or Two Stones, Add smallest prime factor, Distinct Opposite Sums, Better Deal

Starters 107 Division 2 (Rated)

Rock Paper Scissor, OR Permutation

Starters 123 Division 2 (Rated)

Minimum And Maximum II, Minimum And Maximum I, Maximise Adjacent Sum, Check Adjacent Sum

Starters 130 Division 2 (Rated)

Make Equal, Alternating Binary String

Starters 155 (Rated)

GCD to 1 (Easy), GCD to 1 (Hard), Replace With First, Prefix Suffix Min Max

Starters 156 (Rated)

Partition Score, Even Numbers Hate

Starters 157 (Rated)

Small, Smaller, Smallest, Not-too-far Replacement

Starters 161 (Rated)

Red-Blue Sort, One To Three

Starters 162 (Rated)

Adjacent Sum Array, Permutation Mod K

Starters 167 (Rated)

Temperature Balance, Lottery Tickets, Delete Not Equal, Grid Construction (Even), Grid Construction (Odd)

Starters 168 (Rated)

Binary Removals, Make Odd

Starters 170 (Rated)

Monster Monster

Starters 171 (Rated)

Swish Game, White Wall

Starters 174 (Rated)

Mystic Slimes, Deletion and Difference

Total Problems Solved: 84