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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
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certainity1729

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Rating Graph

No. of Contests Participated: 44
1402 (-7)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 206 (Rated)(2025-10-01 22:00:04)
Global Rank:   2130
Cheated in:   

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Learning Paths (2)

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Graphs

14%
learn-icon

Learn Python Programming

27%

Practice Paths (9)

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1600 to 1800 difficulty problems

2%
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1000 to 1400 difficulty problems

11%
learn-icon

2000 to 2500 difficulty problems

1%
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500 difficulty rating

1%
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500 to 1000 difficulty problems

58%
learn-icon

Jump from 2* to 3*

6%
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Practice Python

10%
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Practice C++

6%
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Practice Strings

19%

Contests (44)

Starters 90 Division 4 (Rated)

Learning SQL, Favourite Numbers

Starters 94 Division 4 (Rated)

The Gift, Gymkhana Election IIIT-A, CodeChef Streak

Starters 96 Division 4 (Rated)

Bells of Pilgrimage, Weeding, AB Difference

Starters 97 Division 4 (Rated)

2000, Best of Two

Starters 98 Division 4 (Rated)

Messi vs Ronaldo, FIND A and B, Airport Management

Starters 101 Division 4 (Rated)

Off By One

Starters 102 Division 4 (Rated)

Sports Section, Chef and Stocks

Starters 103 Division 4 (Rated)

Sunday Brunch, October Marathon, Dice Number

Starters 104 Division 4 (Rated)

Santa and Chocolates, Pizza Cutting, Double Rent, GCD and LCM

Starters 105 Division 4 (Rated)

Bone Appetit, Dracula Eats, Take it Easy, Dull Operation

Starters 107 Division 4 (Rated)

Pending Assignments, Clear Day, OR Permutation

Starters 109 Division 4 (Rated)

Minimum XOR, Cricket World Cup Qualifier, Best of N Sets, Worth of a Video

Starters 111 Divison 3 (Rated)

Reach Codetown, Exams, 404 Not Found

Starters 113 Division 4 (Rated)

Maximum Score , Make N Zero, Thala For A Reason

Starters 114 Division 3 (Rated)

Painting Walls, Christmas Candy

Starters 115 Division 4 (Rated)

Decorating Christmas Tree, Chocolate Distribution, Codechef Round

Starters 118 Division 4 (Rated)

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

Starters 119 Division 3 (Rated)

Judged, Cookie Day

Starters 121 Division 3 (Rated)

Caesar Cipher Lite, Anti Adjacent Swaps, The Man Code

Starters 122 Division 3 (Rated)

Problem Reviews, Arya In Grid, Transformation Cost, Man of the Match

Starters 123 Division 3 (Rated)

Room Allocation, Algomaniac Finals, Maximise 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 125 Division 3 (Rated)

Overspeeding, 50-50 Rule, Fake Certificate, Binary Minimal

Starters 126 Division 3 (Rated)

AC Please, Dice Game 3, Freedom, Sale, Permutation Disturbance

Starters 127 Division 4

The Ides of March, Superincreasing, Extreme Basketball

Starters 129 Division 4 (Rated)

Football Training, Pep Bidding, Ballon d Or

Starters 130 Division 4 (Rated)

Make Equal, Alternating Binary String, Giant Wheel, Swapping Marks Digits

Starters 131 Division 4 (Rated)

Remaining Neighborhoods, Gotta Catch Em All, Dice Deception

Starters 132 Division 3 (Rated)

Change Please

Starters 133 Division 4 (Rated)

Legs on a Farm, Devouring Donuts, Maximum Alternating Sum

Starters 134 Division 4 (Rated)

Origin, Morning Run, Money Double, Rock Paper Scissors

Starters 135 Division 3 (Rated)

Invert And Equalize, Football Ties

Starters 136 Division 4 (Rated)

Who Makes P1, Even Sum Subarray, My First Geometry Problem

Starters 137 Division 3 (Rated)

Spell Splice, Large Differences

Starters 138 Division 3 (Rated)

Heat Wave, Long Drive, Distinct Substring

Starters 141 Division 3 (Rated)

Nearly Equal

Starters 142 Division 3 (Rated)

Chef loves Pizza Chef loves halfs, Penalty Shoot-out

Starters 144 Division 3 (Rated)

Budget Allotment, Savings Account

Starters 145 Division 3 (Rated)

Gun Master, Make My Array Equal

Starters 146 Division 3 (Rated till 5 stars)

No Winner

Starters 204 (Rated)

Minimize Sum, Drawing Chances, Episodes

Starters 205 (Rated)

Mirror Jump

Starters 206 (Rated)

Gladiator Fighting, Prime Sum, Expensive Buying

Monday Munch - DSA Challenge 03

Count Subarrays, Find maximum in an Array, Segmentation Fault

Monday Munch - DSA Challenge 04

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

Monday Munch - DSA Challenge 05

Largest Common Element in Two Arrays, Count subarrays with given sum, Vowels or Not

Weekend Dev Challenge 17: GenAI Projects using LLM

Resume Reviewer Project, Part 2 - Computing Resume-Job Similarity, Part 3 - Generating a Detailed Resume Review, AI-Powered Code Reviewer Project, Part 2 - Reviewing the PR Diff with Groq, Part 3 - Posting the Review to GitHub

Total Problems Solved: 524

1402
(Div 3)
★★
CodeChef Rating (Highest Rating 1540)
  • 43446 Global Rank
  • 40229 Country Rank

Badges

Contest Contender - Silver Badge

Contest Contender - Silver Badge

Received for participating in 25 Contests

Problem Solver - Gold Badge

Problem Solver - Gold Badge

Received for solving 500 Problems

Daily Streak - Bronze Badge

Daily Streak - Bronze Badge

Received for maintaining a streak of 5 days

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