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Practice Compete Compiler
Home » Harsh Raj
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Harsh Raj

Gold League Gold League
  • 3★hars_raj
  •   India
  • Student
  • National Institute of Technology Patna Bihar, India
  • View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 140
1726 (+5)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 219 (Rated)(2025-12-31 22:00:02)
Global Rank:   474
Cheated in:   

Ratings System Update

(2025-12-31 22:00:02)
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1447 (+10)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 67 Division 3 (Rated)(2022-12-20 00:00:00)
Global Rank:   2740
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 (3)

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Back-end development using Node JS

59%
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Web development using JavaScript

14%
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Learn JavaScript

94%

Practice Paths (3)

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Projects using HTML / CSS

19%
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Jump from 2* to 3*

24%
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Level up from 1* to 2*

39%

College Paths (4)

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Roadmap to 3*

6%
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Roadmap to 3*

1%
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Learn C Programming

79%
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Algorithmic Problem Solving

9%

Contests (140)

CodeChef Starters 33 Division 4 (Rated)

The Cheaper Cab, Monthly Budget, Minimum Cars required

April Long One 2022, Division 4 (Rated)

Ezio and Guards, The Cooler Dilemma 1, The Cooler Dilemma 2

CodeChef Starters 34 Division 4 (Rated)

Is the Score Consistent, 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

April Long Two 2022 Division 4 (Rated)

Sasta Shark Tank, Six Friends, Best Coupon, Pseudo Sorted Array

May Cook-Off 2022 Division 4 (Rated)

Chef and Gym, Chef and Masks, Farmers League

May Lunchtime 2022 Division 4 (Rated)

Bucket and Water Flow , Apples and Oranges, How many unattempted problems, Problems in your to-do list

Starters 39 Division 4 (Rated)

Recent contest problems, My very 1st contest!, A or B, Chess Ratings

May Long Two 2022 Division 4 (Rated)

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

Starters 40 Division 4 (Unrated)

Difficulty Rating Order, Doubt Support Availability, Whatsapp Messages, Take discount or Not

Starters 41 Division 4 (Rated)

Equal Integers, Chef and Brain Speed, Chef and Chocolates, Determine the Winner

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, Divisible by i , Possible GCD, Alternate Additions, Equal Strings

Starters 44 Division 4 (Rated)

Biryani classes, Air Hockey

Starters 43 Division 4 (Rated)

Burgers, DNA Storage, Joining Date, Waiting Time

June Long Two 2022 Division 4 (Rated)

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

Starters 45 Division 4 (Rated)

Chef and his Apps, Best of Two, 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

Starters 47 Division 4 (Rated)

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

July Lunchtime 2022 Division 4 (Rated)

Interior Design, The Last Levels, Easy Pronunciation, True and False Paper

Starters 48 Division 4 (Rated)

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

August Long 2022 Division 4 (Rated)

Sale Season, Two Trains, Maximum Submissions, Make A and B equal

Starters 52 Division 4 (Rated)

AI Analysing Code, Minimum Sum, WA Test Cases, Air Conditioner Temperature

Starters 55 Division 4 (Rated)

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

September Long 2022 Division 3 (Rated)

Speed Limit Test, Bob at the Bank, Interesting Subarray, Good Pairs

September Lunchtime 2022 Division 3 (Rated) (Based on EJOI)

Flip the cards, Equalize AB, Stick Break, Permutation Creation

November Long 2022 Division 3 (Rated)

Split and Maximize, Spliting Balls, String Game

Starters 66 Division 3 (Rated)

Just Like Mob!, Binary Battles, Monopoly in Chefland

Starters 67 Division 3 (Rated)

Maximum Angriness, Minimum Number of Ones, Counting Problem

Starters 70 Division 3 (Rated)

Cost of Groceries, Minimum distance between 1s, Prime Reversal

Starters 71 Division 3 (Rated)

Pet Store, Snapchat, Perfect Trio

Starters 72 Division 3 (Rated)

Indivisible, Apples and oranges, N Triplets

Starters 73 Division 3 (Rated)

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)

Prefix Ones, Three Powers of Two, Two Ranges

February Cook-Off 2023 Division 3 (Rated)

Bi_lindrome!, Permutation and Modulus, Netflix

Starters 77 Division 3 (Rated)

Spreading Charges, Tekken

Starters 81 Division 3 (Unrated)

Divide Pages, Maximum Capacity

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, Order by XOR

Starters 88 Division 3 (Rated)

Largest and Second Largest

Starters 91 Division 3 (Rated)

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

Starters 92 Division 3 (Rated)

Rectangular Tiling, Distance Coloring, Dotify Playlist, Water Filling

Starters 93 Division 3 (Rated)

Break Free, 7 Rings, Problem

Starters 95 Division 2 (Rated)

Boxes, Transfusion Chain, EVacuate to Moon

Starters 96 Division 2 (Rated)

Remove Multiples

Starters 97 Division 3 (Rated)

Caesar Cipher, Schrodinger Smiley, Triplets Min, Best of Two

Starters 99 Division 2 (Rated)

Card Swipe, Exclusion-Inclusion

Starters 101 Division 2 (Rated)

Minimize Xor Difference, Warrior Chef, Lockpicking Chef

Starters 113 Division 2 (Rated)

Maximum Score , Sum Neq

Starters 114 Division 3 (Rated)

Rock-Paper-Scissors, Painting Walls, Christmas Candy

Starters 115 Division 3 (Rated)

Greedy LIS Algorithm, A PLUS B Remastered, Decorating Christmas Tree, Chocolate Distribution

Starters 117 Division 3 (Rated)

Not Prime Permutation, Weapon Choice, Spell Shortening

Starters 119 Division 2 (Rated)

Cookie Day, Another Good String , K Odd Sum

Starters 120 Division 3 (Rated)

Find Permutation , Count Subarrays, Largest K, Sub or Swp, Valentine Gifts

Starters 122 Division 2 (Rated)

Arya In Grid, Transformation Cost, Man of the Match

Starters 123 Division 2 (Rated)

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

Starters 124 Division 2 (Rated)

Binary Parity, Table Strength

Starters 125 Division 2 (Rated)

Bucket Game, Operating on A, Fake Certificate, Binary Minimal

Starters 126 Division 2 (Rated)

Freedom, Permutation Disturbance

Starters 128 Division 2 (Rated)

Binary Substring, MEXimize the Array, Disjoint Non-Decreasing Array

Starters 129 Division 2 (Rated)

Ballon d Or

Starters 130 Division 2 (Rated)

Make Equal, Alternating Binary String, Good Binary String

Starters 131 Division 2 (Rated)

K-Closeness, Dice Deception, Encrypt Value

Starters 134 Division 2 (Rated)

Origin, Rock Paper Scissors

Starters 135 Division 2 (Rated)

Invert And Equalize

Starters 136 Division 2 ( Rated )

Sum of Modes, My First Geometry Problem

Starters 137 Division 2 (Rated)

Double Trouble, Large Differences

Starters 138 Division 2 (Rated)

A power B mod C , TRIPLE PRIMES, Prefix Suffix Inequality, Long Drive, Distinct Substring

Starters 140 Division 2 (Rated)

Make Permutation, Split Permutation, Trick Or Treat, Tree Removal

Starters 141 Division 2 (Rated)

Redundant Array, Amphibian Escape

Starters 142 Division 2 (Rated)

Chef loves Pizza Chef loves halfs, Array Removal

Starters 144 Division 2 (Rated)

Minimise Inversions, Budget Allotment, Largest K

Starters 145 Division 2 (Rated)

Make My Array Equal

Starters 146 Division 2 (Rated till 5 stars)

Bouncing Ball, Permutation Construction, Knockout tournament

Starters 148 Division 2 (Rated)

FightBots

Starters 149 (Rated)

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

Starters 150 (Rated)

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

Starters 151 (rated)

Convert string

Starters 152 (Rated)

Maximize Hamming Distance, Range Minimize

Starters 153 (Rated)

Butterfly, Another Game, Colorful Tree (Easy Version)

Starters 154 (Rated)

Triangle Count (Easy), Add 1 or 2 Game

Starters 155 (Rated)

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

Starters 156 (Rated)

Partition Score, Even Numbers Hate

Starters 157 (Rated)

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

Starters 158 (Rated)

Largest Subsequence, XOR Smaller, Multiply 2 to Minimize

Starters 160 (Rated)

Buying Order (Easy), Equate S and T

Starters 161 (Rated)

Temporary Temperature, Red-Blue Sort, One To Three, Two Cards

Starters 162 (Rated)

Adjacent Sum Array, Permutation Mod K

Starters 163 (Rated)

Minimum Types

Starters 164 (Rated)

Halloween Array, Swap and Flip

Starters 165 (Rated)

Reverse and Alternate, Stable Array, Bulk Discount

Starters 167 (Rated)

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

Starters 168 (Rated)

No Two Alike, Binary Removals, Make Odd

Starters 169 (Rated)

Hamming equivalent, Make K Most Frequent

Starters 170 (Rated)

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

Starters 171 (Rated)

Swish Game, White Wall

Starters 172 (Rated)

Transform String, Streak Star

Starters 173 (Rated upto < 2700)

Cool Subsequences, Time Penalty, Overwrite

Starters 174 (Rated)

Mystic Slimes, Deletion and Difference

Starters 175 (Rated)

Alternate It!, Make same

Starters 176 (Rated)

Same And, Clothing Store

Starters 177 (Rated)

Flip or Reverse, Ordered Distances, 2 Boxes

Starters 178 (Rated)

Big Difference, Placing 01 And 10

Starters 179 (Rated)

Lost in the Fest!!, Station Allocation

Starters 181 (Rated)

Flip Prefix, Find Outside Array

Starters 182 (Rated)

Bar Queue, Beautiful Garden, Palindromic Score

Starters 183 (Rated)

Complete MST, S to T, Larger Smaller, Max Triangle

Starters 184 (Rated)

One Down, Front or Back

Starters 186 (Rated)

Distinct Arrays , Jump A or B, Approval Ratings

Starters 187 (Rated)

OR What, Incremental Game, Distinct Representations

Starters 188 (Rated)

K Boxes, Yet Another Monsters Problem, Subset Sum 3

Starters 189 (Rated)

Nutrition Cost, Create Binary String

Starters 190 (Rated)

Subsequence Sort, Light All, Parry It! (Easy)

Starters 191 (Rated)

Grid Path (Easy), Add to get GCD, Permuted Greater than 2

Starters 192 (Rated)

Security Lines, Equate XY, No 3 Please!

Starters 193 (Rated)

Mex Tree (Min), Add Permutation, Check Odd Even Divisors, Count Odd Even Divisors

Starters 195 (Rated)

Marble Collector

Starters 196 (Rated)

Sugar Limit, Append Average

Starters 197 (Rated)

Good Ranking (Pair), All Odd Prefix Sums, Split

Starters 198 (Rated)

Minimize Maximum Mex

Starters 199 (Rated)

Perfect Ranges, Fence Colouring, Grid MEX, Subtract or Divide

Starters 200 (Rated)

Restrict Palindromes, Good Subsequence

Starters 201 (Rated)

Compare and Connect, Huge Grid (Easy Version), Mixing Liquids, Mark Points

Starters 202 (Rated)

Buying Flowers, If Only I Could Read

Starters 205 (Rated)

Unreachable, Prefix-Suffix Reconstruction, Mirror Jump, Triplet Maximization

Starters 207 (Rated)

Make Subarray, Maximum Smaller

Starters 208 (Rated)

GCND, Sabotage, Alternate Jumps, Cycle and Add

Monday Munch - DSA Challenge 04

Apples and oranges, Least significant bit, and most significant bit, Check if the array is sorted, Find Remainder

Starters 210 (Rated)

Delete Sorted Subsequence, Chocolate Eating, First Element Counting

Starters 211 (Rated)

Subarray Maximums, Buying Chairs, No Doubling, Wolf Down

Starters 212 (Rated)

Exit Door, Interesting Binary (Easy Version), Distinct Fun, Binary Flip

Starters 213 (Rated)

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

Weekend Dev Challenge 24: Frontend Essentials - HTML,CSS,JS

Part 1 - QR Code Generator (HTML Structure)

Starters 215 (Rated)

Intersecting Intervals (Easy), Product Sum Arrays (Easy), Differing Values, Special Missions

Weekend Dev Challenge 25: Frontend Essentials - HTML,CSS,JS

Character Counter & Text Formatter Project, Multi-Step Form Project

Starters 216 (Rated)

LIS and LDS, XOR Equal Subtract, Best Seats

Starters 218 (Rated)

Collatz Conjecture (Easy), Deleting Array Again, Counting Optimal Arrays, Stop The Count

Starters 219 (Rated)

New Operation, 3 Paths , Ones and Zeroes II, Ones and Zeroes I

Total Problems Solved: 1171

1726
(Div 2)
★★★
CodeChef Rating (Highest Rating 1762)
  • 7868 Global Rank
  • 6814 Country Rank

Badges

Contest Contender -  Diamond Badge

Contest Contender - Diamond Badge

Received for participating in 100 Contests

Problem Solver - Diamond Badge

Problem Solver - Diamond Badge

Received for solving 1000 Problems

Daily Streak - Silver Badge

Daily Streak - Silver Badge

Received for maintaining a streak of 25 days

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