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Programming and DSA

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Practice Compete Compiler

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Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

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Programming and DSA

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Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

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Practice Compete Compiler
Home » Md. Saifi Alam Nirjhor
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Md. Saifi Alam Nirjhor

  • 5★saifialam
  •   Bangladesh
  • Student
  • Jahangirnagar University Dhaka, Bangladesh
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 32
2048 (+35)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 130 Division 1 ( Rated till 6-Stars)(2024-04-17 22:00:00)
Global Rank:   61
Cheated in:   

Ratings System Update

(2024-04-17 22:00:00)
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?
1916 (-36)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 69 Division 2 (Rated)(2022-12-20 00:00:00)
Global Rank:   60
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)

Practice Paths (2)

learn-icon

Data Structures Interview Questions

7%
learn-icon

Practice for ZCO and INOI

1%

Contests (32)

April Challenge 2019 Division 2

Friend or Girlfriend, Maximum Remaining, Fencing

April Cook-Off 2019 Division 2

Pied Piper vs Hooli, Making a Meal, Chef Learning Hungarian Algorithm

May Cook-Off 2019 Division 2

Chain Reaction

May Lunchtime 2019 Division 2 (Unrated)

CV

September Challenge 2019 Division 2

Easy Fibonacci, Chef and Interesting Subsequences

April Challenge 2020 Division 2

Strange Number, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue

December Challenge 2020 Division 2

Hail XOR, Positive Prefixes, Even Pair Sum, Vaccine Production, Vaccine Distribution

December Cook-Off 2020 Division 2

Catch the Thief, Minimum Attendance Requirement

UWCOI 2021 (Rated for all)

Array Swaps, Hidden Numbers

September Cook-Off 2021 Division 2

Zebra Crossing, Fake Swaps, Adjacency Hatred

CodeChef Starters 11 Division 2 (Rated)

Positive Spewing, The Grid Fill Problem, Obtain the Sum

CodeChef Starters 13 Division 2 (Rated)

Add and Divide, Chef in Vaccination Queue, Maximum Light Up, Magical Doors

October Challenge 2021 Division 2 (Unrated)

Longest AND Subarray, Digit Removal, MEX-OR, Three Boxes, Which Mixture

CodeChef Starters 16 Division 2 (Unrated)

Professor And Directions, Chef And Salary Pay, Chef and Magical Steps, Pass or Fail

October Cook-Off 2021 Division 2

Can You Reach The End, Odd Sum, 01 Subsequence

October Lunchtime 2021 Division 2

Median Rearrangement, Chef and Water Car, Exactly N plus 1 Values

November Challenge 2021 Division 2 (Unrated)

Weird Palindrome Making, Hill Sequence, Equal Coins, Which Fuel is Cheaper

November Cook-Off 2021 Division 2

Product Pain, Missing Sums, Make it Divisible

CodeChef Starters 17 Division 2 (Rated)

Binary Inversion, GCD of Prefixes, Partition It, New Piece

CodeChef Starters 19 Division 2 (Rated)

Indivisible Permutation

C.O.D.E.R.S Division 2 (Rated)

The One On The Last Night, The One with All the Candy, The One with Ross Wedding

FizzBuzz Division 2 (Rated)

Magical Planks, Clean The Sequence, Substring Minimum Function, Can_Reach

November Lunchtime 2021 Division 2

Expected Weight, Strange Minimization, Rapid Re-Orderings

January Lunchtime 2022 Division 2

Subarray permutations, Prefix Zeros

February Long 2022 - I, Division 2 (Unrated)

Binary Base Basics, Bitwise Blend, N Queens Puzzle Solved !, Chef and the Hair Salon

CodeChef Starters 25 Division 2 (Rated)

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

February Cook-Off 2022 Division 2

Perfect Permutation, PerMEXuation , Complete the credits, Guess the bottom face, Lazy Salesman, Peaceful Party, Prefix Permutation

CodeChef Starters 30 Division 2 (Rated)

Minimum Coloring, Maximizing LIS, Gift Shop and Coupon, Chef and Water Bottles, Chef and Chocolates, Balanced Reversals

Starters 35 Division 2 (Rated)

Jump to Sibling, Dark Light, Chef Find XOR Beautiful

Starters 51 Division 2 (Rated)

Adjacent Xors, Split N, Copy and Paste, Different Medians

August Long 2022 Division 2 (Unrated)

Sale Season, XOR with smallest element, Hello Equation, Two Trains, Maximum Submissions, Make A and B equal

Starters 52 Division 2 (Unrated)

Minimum Sum, WA Test Cases, K-Flip

August Lunchtime 2022 Division 2 (Rated)

Easy Permutation, Array Equality

Starters 69 Division 2 (Rated)

Akash and Dinner, Distinct Sequence, Longest Subarray

Starters 73 Division 2 (Rated)

Find an integer, Consecutive Xor, Append for OR

Starters 86 Division 2 (Rated)

Minimum Operation, String Game , Largest Y, Maximise Score

Starters 91 Division 2 (Rated)

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

Starters 125 Division 1 (Rated till 6-Stars)

Bucket Game, Binary Minimal

Starters 130 Division 1 ( Rated till 6-Stars)

Updating A, Make Equal, Good Binary String

Total Problems Solved: 249

2048
(Div 1)
★★★★★
CodeChef Rating (Highest Rating 2048)
  • Inactive Global Rank
  • Inactive Country Rank

Skill tests

90%

C++ Skill test

Attempted on July 2024
View skill tests

Badges

Contest Contender - Silver Badge

Contest Contender - Silver Badge

Received for participating in 25 Contests

Problem Solver - Bronze Badge

Problem Solver - Bronze Badge

Received for solving 50 Problems

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