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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

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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
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praveen_063

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Rating Graph

No. of Contests Participated: 63
1582 (-28)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 192 (Rated)(2025-06-25 22:00:02)
Global Rank:   1575
Cheated in:   

Ratings System Update

(2025-06-25 22:00:02)
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1293 (+0)RatingProvisional
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Starters 66 Division 4 (Rated)(2022-12-20 00:00:00)
Global Rank:   3878
Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)
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How the rating system works?

Learning Paths (1)

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Learn SQL

24%

Practice Paths (6)

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1600 to 1800 difficulty problems

2%
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Binary Search

5%
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1400 to 1600 difficulty problems

2%
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Practice Basic Math

9%
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Practice for ZCO and INOI

1%
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Data Structures Interview Questions

7%

Contests (63)

Starters 64 Division 4 (Rated)

Mario and the Broken String, Luigi and Uniformity, Range Assign, Number of Distinct Elements Minimize, Distinct Colors, Water Consumption

Starters 65 Division 4 (Rated)

Parity, Candies, Hackerman

November Long 2022 Division 4 (Rated)

Time Complexity, Water Mixing

Starters 66 Division 4 (Rated)

Just Like Mob!, Binary Battles, Squats, Monopoly in Chefland

Starters 75 Division 4 (Rated)

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

Starters 76 Division 4 (Rated)

Redistributing Chocolates, Read Pages, Zero String, 400M Race

February Cook-Off 2023 Division 4 (Rated)

Battery Health, Bi_lindrome!, Permutation and Modulus, Netflix

Starters 77 Division 4 (Rated)

Tekken, Tom and Jerry Chase, Codechef Airlines

Starters 78 Division 4 (Rated)

Valid Expression, Passing Marks, Candy Store, Good Turn

Starters 79 Division 3 (Rated)

Add smallest prime factor, Distinct Opposite Sums, Better Deal

Starters 80 Division 4 (Rated)

Prefix Permutation, Just One More Episode, Single-use Attack, Running Comparison

Starters 81 Division 3 (Unrated)

Divide Pages, Maximum Capacity

Starters 82 Division 3 (Rated)

Reach Home, MIN To MAX

Starters 84 Division 3 (Rated)

Max count of 1, Elections in Chefland, Melt Gold

Starters 85 Division 4 (Rated)

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

Starters 86 Division 3 (Rated)

String Game , Cricket Match, Chef and Battery

Starters 87 Division 3 (Rated)

Return the Change, Existence

Starters 83 Division 3 (Rated)

Chef Eren, Order by XOR

Starters 88 Division 3 (Rated)

Largest and Second Largest

Starters 89 Division 3 (Rated)

Monopoly, Plus 2 or Minus 1, Positive or Negative Subarrays, DDMM or MMDD

Starters 97 Division 3 (Rated)

Caesar Cipher, Best of Two

Starters 99 Division 4 (Rated)

Card Swipe, Endless Appetizers, Puzzle Hunt

Starters 103 Division 3 (Rated)

Sunday Brunch, Dice Number

Starters 115 Division 4 (Rated)

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

Starters 118 Division 3 (Rated)

Literacy Rate, Join States, Xorry 1

Starters 119 Division 3 (Rated)

Judged, Cookie Day, Another Good String

Starters 120 Division 3 (Rated)

Largest K, Sub or Swp, Valentine Gifts

Starters 121 Division 3 (Rated)

Caesar Cipher Lite, Anti Adjacent Swaps, The Man Code

Starters 122 Division 3 (Rated)

Problem Reviews, Transformation Cost, Man of the Match

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 4 (Rated)

Binary Parity, Table Strength, Summer Time, Cricket Tournament

Starters 126 Division 4 (Rated)

AC Please, Dice Game 3, Sale, Permutation Disturbance

Starters 128 Division 4 (Rated)

Moody Chef, MEXimize the Array, Reach 5 Star

Starters 129 Division 4 (Rated)

Football Training, Pep Bidding, Ballon d Or

Starters 131 Division 3 (Rated)

Gotta Catch Em All, Dice Deception

Starters 132 Division 3 (Rated)

Change Please, GAME 11

Starters 133 Division 3 (Rated)

Legs on a Farm, Maximum Alternating Sum

Starters 134 Division 3 (Rated)

Origin, Money Double, Rock Paper Scissors

Starters 135 Division 3 (Rated)

Invert And Equalize, Football Ties

Starters 138 Division 3 (Rated)

Heat Wave, Long Drive, Distinct Substring

Starters 139 Division 3 (Rated)

Distribute Cookies

Starters 142 Division 3 (Rated)

Chef loves Pizza Chef loves halfs, Penalty Shoot-out, Array Removal

Starters 144 Division 3 (Rated)

Budget Allotment, 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 147 Division 3 (Rated till 5 stars)

Truth Teller And Liars 101, Independence Day 101, Non-Primes 101, Gold Coins 101

Starters 148 Division 3 (Rated)

Let Me Eat Cake!, FightBots

Starters 149 (Rated)

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

Starters 150 (Rated)

Find Multiset State, Equal Pairs (Easy)

Starters 153 (Rated)

Make Arithmetic Progression, Butterfly, Another Game, Colorful Tree (Easy Version)

Starters 155 (Rated)

GCD to 1 (Easy), GCD to 1 (Hard)

Starters 156 (Rated)

Partition Score, Long Queue, Even Numbers Hate

Starters 161 (Rated)

Red-Blue Sort, One To Three, Two Cards

Starters 163 (Rated)

Nice Array, Minimum Types, Lexio Swap

Starters 167 (Rated)

Lottery Tickets, Delete Not Equal

Starters 177 (Rated)

2 Boxes

Starters 178 (Rated)

Placing 01 And 10, Permutation Construct

Starters 183 (Rated)

S to T, Larger Smaller, Max Triangle

Starters 187 (Rated)

OR What, Incremental Game

Starters 188 (Rated)

Yet Another Monsters Problem, Subset Sum 3, Train Even or Odd

Starters 191 (Rated)

Add 1 or 2, Add to get GCD, Permuted Greater than 2, Nearest Square

Starters 192 (Rated)

Security Lines

Total Problems Solved: 399

1582
(Div 3)
★★
CodeChef Rating (Highest Rating 1665)
  • 19458 Global Rank
  • 17649 Country Rank

Skill tests

0%

Data structures and Algorithms in Java test

Attempted on August 2024
43%

Skill-test: Operating systems

Attempted on April 2025
0%

SQL Skill Test

Attempted on April 2025
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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