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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

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Home » KASHIF RAHMAN
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KASHIF RAHMAN

  • 2★kashif_03
  •   India
  • Student
  • Techno Main Salt Lake Kolkata, West Bengal, India
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 62
1458 (+8)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 178 (Rated)(2025-03-19 22:15:04)
Global Rank:   1580
Cheated in:   

Ratings System Update

(2025-03-19 22:15:04)
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1310 (+3)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 69 Division 4 (Rated)(2022-12-20 00:00:00)
Global Rank:   11203
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 (6)

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Practice Basic Math

70%
learn-icon

500 to 1000 difficulty problems

2%
learn-icon

1400 to 1600 difficulty problems

2%
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Greedy Algorithms

36%
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Jump from 2* to 3*

6%
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Level up from 1* to 2*

3%

Contests (62)

July Cook-Off 2022 Division 4 (Rated)

Enough Space, Chef Drinks Tea, High Accuracy

Starters 41 Division 4 (Rated)

Chef and Brain Speed, Chef and Chocolates

June Cook-Off 2022 Division 4 (Rated)

Rating Improvement, Playlist

Starters 42 Division 4 (Rated)

Divisible by 3, Age Limit, Equal Distribution, Minimum number of Flips

June Long One 2022 Division 4 (Rated)

Chairs Requirement, Subscriptions, Alternate Additions

Starters 44 Division 4 (Rated)

Biryani classes, Air Hockey

June Lunchtime 2022 Division 4 (Rated)

It is My Serve, Too many Floors, Determine the Score

June Long Two 2022 Division 4 (Rated)

Count the ACs, Make all equal using Pairs, Complementary Strand in a DNA, Reversal Sorting, Fitness

Starters 45 Division 4 (Rated)

Chef and his Apps, Best of Two, Retrieve the Array, Adjacent Sum Parity, Change Row and Column Both

Starters 48 Division 4 (Rated)

Buy Lamps, Fill The Grid, Passes for Fair, Fill Candies

July Long Two 2022 Division 4 (Rated)

Chef in his Office, Insurance

Starters 49 Division 4 (Rated)

N Buttons 1 Bulb, Is it hot or cold, Maximise the Tastiness, Valid Minimum

Starters 50 Division 4 (Rated)

Permutation GCD, Discount, Nearest Court

Starters 51 Division 4 (Rated)

Split N, Final Population, TV Discount

August Long 2022 Division 4 (Rated)

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

Starters 52 Division 4 (Rated)

AI Analysing Code, WA Test Cases, Air Conditioner Temperature, Gritty Grid

August Lunchtime 2022 Division 4 (Rated)

Test Averages, Candy Distribution, Equalizing Numbers, Height of Rationals

Starters 53 Division 4 (Rated)

Car Trip, Greater Average, Odd Pairs, Make A and B equal, Weights

Starters 54 Division 4 (Rated)

Equal Distinct, Number of Credits, Ticket Fine

Starters 55 Division 4 (Rated)

Balls and Boxes, Fever, Mean and Median, Broken Phone

September Long 2022 Division 4 (Rated)

Speed Limit Test, Bob at the Bank, Chef and Wire Frames, Interesting Subarray, Good Pairs

Starters 56 Division 3 (Rated)

Nearest Exit, Far Away

Starters 57 Division 4 (Rated)

Alice and Marks, Integers that sum to the same value, Non-Negative Product, Two Different Palindromes

Starters 58 Division 4 (Rated)

Break the elements, Ranklist Pages, Reach the Target, Remove Bad elements

Starters 59 Division 4 (Rated)

Chef and Happy String , Audible Range, Speciality

October Long 2022 Division 4 (Rated)

Podium Finish, Minimum Pizzas, Building Race, Single Operation Part 1, Single Operation Part 2

Starters 62 Division 4 (Rated)

Sorted Substrings, Make Multiple, Final Sum, X Jumps, Max minus Min, Test Score

Starters 63 Division 3 (Rated)

Avoid Squares Please

Starters 64 Division 4 (Rated)

Mario and the Broken String, Luigi and Uniformity, Distinct Colors, Water Consumption

Starters 65 Division 4 (Rated)

Parity, Candies, Hackerman

November Long 2022 Division 3 (Rated)

String Game

Starters 67 Division 4 (Rated)

Minimum Number of Ones, Counting Problem, Tour of King

Starters 69 Division 4 (Rated)

Rain in Chefland, Scalene Triangle

December Long 2022 Division 4 (Rated)

Good Investment or Not, Reach fast, Maximise XOR

Starters 72 Division 4 (Rated)

Indivisible, Apples and oranges, Sum it

Starters 73 Division 4 (Rated)

Find an integer, Consecutive Xor, Chef Plays Ludo, Multivitamin Tablets, Lucky Numbers, Append for OR

Starters 74 Division 4 (Rated)

Mana Points

Starters 75 Division 4 (Rated)

Saving Taxes, Profit Increment

January Long 2023 Division 4 (Rated)

Overspeeding Fine, Negative Product

Starters 76 Division 4 (Rated)

Redistributing Chocolates, Read Pages, 400M Race

February Cook-Off 2023 Division 4 (Rated)

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

Starters 100 Division 4 (Rated)

Air Quality Index, Trade Surplus, Chocolate Distribution

Starters 102 Division 4 (Rated)

Sports Section, Selling Insurance, Chef and Stocks

Starters 116 Division 4 (Rated)

Chef Product, Hattrick, ORST , Minimum Wage, Access Control

Starters 117 Division 3 (Rated)

Weapon Choice, Spell Shortening

Starters 119 Division 4 (Rated)

Advitiya, Judged, Cookie Day, Another Good String , K Odd Sum

Starters 123 Division 3 (Rated)

Room Allocation, Maximise Adjacent Sum, Check Adjacent Sum, Minimum And Maximum I, Yet Another Alice Bob Game, Minimum And Maximum II

Starters 124 Division 3 (Rated)

Binary Parity, Table Strength, Cricket Tournament

Starters 130 Division 3 (Rated)

Make Equal, Alternating Binary String, Swapping Marks Digits

Starters 135 Division 2 (Rated)

Invert And Equalize

Starters 139 Division 3 (Rated)

Maximum Distance Permutations, Distribute Cookies

Starters 143 Division 3 (Rated)

Maximum Coins

Starters 145 Division 3 (Rated)

Make Bob Win , Gun Master, Make My Array Equal

Starters 146 Division 3 (Rated till 5 stars)

Permutation Construction, Knockout tournament, No Winner

Starters 148 Division 3 (Rated)

Let Me Eat Cake!

Starters 151 (rated)

International Gym Day

Starters 167 (Rated)

Happy New Year!, Lottery Tickets, Delete Not Equal

Starters 171 (Rated)

Swish Game, Advitiya

Starters 174 (Rated)

Too Much Homework!, Bigger is Better

Starters 175 (Rated)

Technex Tickets

Starters 178 (Rated)

Placing 01 And 10, Permutation Construct

Total Problems Solved: 301

1458
(Div 3)
★★
CodeChef Rating (Highest Rating 1605)
  • 33021 Global Rank
  • 30439 Country Rank

Skill tests

90%

C++ Skill test

Attempted on May 2024
View skill tests

Badges

Contest Contender - Gold Badge

Contest Contender - Gold Badge

Received for participating in 50 Contests

Problem Solver - Silver Badge

Problem Solver - Silver Badge

Received for solving 250 Problems

Daily Streak - Bronze Badge

Daily Streak - Bronze Badge

Received for maintaining a streak of 5 days

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