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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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Practice Compete Compiler
Home » Raj Kharwar
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Raj Kharwar

  • 3★buster_26
  •   India
  • Student
  • Haldia Institute of Technology Haldia, West Bengal
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 66
1638 (+14)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 213 (Rated)(2025-11-19 22:00:02)
Global Rank:   550
Cheated in:   

Ratings System Update

(2025-11-19 22:00:02)
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?
1417 (+5)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 68 Division 3 (Rated)(2022-12-20 00:00:00)
Global Rank:   2651
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 (1)

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500 to 1000 difficulty problems

4%

Contests (66)

April Long One 2022, Division 4 (Rated)

Dazzling GCD Pair, Ezio and Guards, The Cooler Dilemma 1, The Cooler Dilemma 2

CodeChef Starters 34 Division 4 (Rated)

Is the Score Consistent, Good Quality Bulbs, Positive Products, Expiring Bread

April Lunchtime 2022 Division 4(Rated)

Lunchtime, Mario and Transformation, Mario and Bullet

Starters 35 Division 4 (Rated)

Dark Light, Water Requirement, Police and Thief, Jenga Night

May Cook-Off 2022 Division 4 (Rated)

Chef and Gym, Chef and Masks, Farmers League, Game of Pooks, Doubled Distances

May Long Two 2022 Division 4 (Rated)

Practice makes us perfect, Score High, Total Prize Money, Degree of Polynomial

July Cook-Off 2022 Division 4 (Rated)

Enough Space, Xor Permutation, Chef Drinks Tea, High Accuracy

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

July Long One 2022 Division 4 (Rated)

Bidding, Journey of the Knight, Game of Piles Version 1, Slow Solution, Pass the Exam, Chef and Candies

Starters 46 Division 4 (Rated)

Sort the String, Counting Words, MATH1 Enrolment, Group Assignment

Starters 47 Division 4 (Rated)

Chef On Date, Construct N, End Sorted, Minimum Coins, Chess Time

Starters 49 Division 4 (Rated)

N Buttons 1 Bulb, Split The String, Maximise the Tastiness, Valid Minimum

Starters 50 Division 4 (Rated)

Permutation GCD, Discount, Mileage matters, Nearest Court

Starters 51 Division 3 (Rated)

Split N, Different Medians, TV Discount

August Long 2022 Division 3 (Rated)

Sale Season, Make A and B equal

Starters 53 Division 3 (Rated)

Odd Pairs, Make A and B equal, Weights

Starters 54 Division 3 (Rated)

Equal Distinct, Ticket Fine

Starters 56 Division 3 (Rated)

Nearest Exit, Far Away

Starters 58 Division 4 (Rated)

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

October Long 2022 Division 3 (Rated)

Building Race, Single Operation Part 1, Single Operation Part 2

Starters 61 Division 3 (Rated)

Minimise LCS, Different Consecutive Characters , Odd Sum Pair

Starters 62 Division 3 (Rated)

Sorted Substrings, Final Sum, X Jumps, Test Score

Starters 67 Division 3 (Rated)

Maximum Angriness, Expensive Steps , Minimum Number of Ones, Counting Problem

Starters 68 Division 3 (Rated)

Expense List, Make AP, Make Money

Starters 72 Division 3 (Rated)

Indivisible, Apples and oranges, N Triplets

Starters 73 Division 3 (Rated)

Find an integer, Lucky Numbers, Append for OR

Starters 74 Division 3 (Rated)

Chef And Babla, Lcm hates Gcd, Odd Even Binary String

Starters 75 Division 3 (Rated)

Three Powers of Two, Two Ranges

January Long 2023 Division 3 (Rated)

Asymmetric Swaps, Minimize the Maximum, Array Halves, Far from origin

February Cook-Off 2023 Division 3 (Rated)

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

Starters 77 Division 3 (Rated)

Tekken, Concat Palindrome

Starters 78 Division 3 (Rated)

Bitwise Equation, Valid Expression, Passing Marks

Starters 80 Division 3 (Rated)

Permutation Subsequence, Single-use Attack, Running Comparison, Equal Elements

Starters 85 Division 3 (Rated)

Crazy Bishops on Chessboard, Efficient PAN Linking, Inside The Stadium, Can Chef

Starters 86 Division 3 (Rated)

Cricket Match, Chef and Battery , Maximise Score

Starters 87 Division 3 (Rated)

Return the Change, Existence, AB plus C

Starters 83 Division 3 (Rated)

Chef Eren, Construct String

Starters 98 Division 3 (Rated)

FIND A and B, Airport Management

Starters 102 Division 3 (Rated)

Bit Play, Selling Insurance, Chef and Stocks

Starters 105 Division 3 (Rated)

Dracula Eats, Take it Easy, Dull Operation

Starters 107 Division 3 (Rated)

Rock Paper Scissor, Pending Assignments, OR Permutation

Starters 108 Division 3 (Rated)

Palindromic Prime Numbers, Chess Pairing, Multiple of 9

August Long 2023 Division 3 (Unrated)

Codechef Copy, All New CodeChef, Maximum Deliciousness, I Can Use Both Hands!

Starters 111 Division 4 (Rated)

Beautiful Strings, Reach Codetown, Exams, 404 Not Found

Starters 114 Division 4 (Rated)

Painting Walls, Christmas Candy, Christmas Greetings

Starters 118 Division 4 (Rated)

Subset GCD, Literacy Rate, International Education Day!, Join States, Xorry 1

Starters 119 Division 4 (Rated)

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

Starters 120 Division 3 (Rated)

Largest K, Sub or Swp, Valentine Gifts

Starters 122 Division 3 (Rated)

Problem Reviews, Man of the Match

Starters 123 Division 3 (Rated)

Room Allocation, Maximise Adjacent Sum, Minimum And Maximum I, Minimum And Maximum II

Starters 124 Division 3 (Rated)

Binary Parity, Table Strength, Cricket Tournament

Starters 127 Division 3

Superincreasing, Extreme Basketball, Anti-Triangle

Starters 128 Division 3 (Rated)

Moody Chef, MEXimize the Array

Starters 144 Division 3 (Rated)

Budget Allotment, Largest K, Savings Account

Starters 145 Division 3 (Rated)

Make Bob Win , Gun Master, Make My Array Equal

Starters 146 Division 3 (Rated till 5 stars)

Bouncing Ball, Permutation Construction, Knockout tournament, No Winner

Starters 149 (Rated)

Magical World, Easy Subarray Sum, Maximise Sum

Starters 150 (Rated)

Find Multiset State, Ratio By 2

Starters 158 (Rated)

Largest Subsequence, XOR Smaller, Even vs Odd Divisors

Starters 159 (Rated)

Random Nim, Elections, Card Game

Starters 160 (Rated)

Too Many Oranges, Buying Order (Easy), Equate S and T

Starters 162 (Rated)

Adjacent Sum Array, Assignment Score

Starters 169 (Rated)

Hamming equivalent, Make K Most Frequent, Opposite Attract

Starters 170 (Rated)

Crazy Jumping Frogs, qUiRkY qUesTs (Easy), Monster Monster, Minimum Bottles

Starters 213 (Rated)

Mean Difference (Easy), Chef and String, Separation, No 4 Please

Total Problems Solved: 276

1638
(Div 2)
★★★
CodeChef Rating (Highest Rating 1638)
  • 13325 Global Rank
  • 11958 Country Rank

Skill tests

90%

C++ Skill test

Attempted on July 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

Recent Activity

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