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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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Courses

Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

Career Paths

From beginner to job-ready. Explore our curated career paths designed to help you succeed in the tech industry.

Other Courses

Programming and DSA

Explore courses

Catalogue

Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

Career Paths

From beginner to job-ready. Explore our curated career paths designed to help you succeed in the tech industry.

Other Courses

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Practice Compete Compiler
Home » HARIHARAN T S
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HARIHARAN T S

Diamond League Diamond League
  • 1★hariharan_8125
  •   India
  • Student
  • Sethu Institute of Technology
  • View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 19
1242 (+52)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 217 (Rated)(2025-12-17 22:00:06)
Global Rank:   884
Cheated in:   

Ratings System Update

(2025-12-17 22:00:06)
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None(None)
Global Rank:   0
Cheated in:   

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Learning Paths (32)

learn-icon

Web development using JavaScript

86%
learn-icon

Learn Java

32%
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Git/Github

22%
learn-icon

Learn Python for project building

2%
learn-icon

Learn Advanced Javascript

26%
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Trees and Binary trees

24%
learn-icon

Learn React JS for Front-end development

5%
learn-icon

Learn JavaScript

Completed

learn-icon

HTML

29%
learn-icon

OOPs using Java

3%
learn-icon

Greedy Algorithms

82%
learn-icon

Heaps

46%
learn-icon

Stacks and Queues

78%
learn-icon

Recursion

62%
learn-icon

Learn NumPy - Practice Problems and Challenges

23%
learn-icon

Java Problem Solving

40%
learn-icon

Logic Building in C#

1%
learn-icon

Hashing

Completed

learn-icon

Learn Pandas - Practice Problems and Challenges

47%
learn-icon

Learn Advanced SQL

Completed

learn-icon

Learn HTML / CSS

4%
learn-icon

Learn C#

59%
learn-icon

Number theory

44%
learn-icon

Searching and Sorting Algorithms

83%
learn-icon

Binary Search

Completed

learn-icon

Advanced Python

Completed

learn-icon

Learn SQL

Completed

learn-icon

OOPs concepts in Java (College)

59%
learn-icon

Learn Advance Java

Completed

learn-icon

Time complexity

Completed

learn-icon

Arrays

Completed

learn-icon

Linked Lists

Completed

Practice Paths (29)

learn-icon

Monday Munch - DSA Challenge practice series

8%
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Deep learning and AI Projects for Beginners

8%
learn-icon

Number theory

50%
learn-icon

Binary Search

20%
learn-icon

Projects using HTML / CSS

19%
learn-icon

Machine learning Projects for Beginners

13%
learn-icon

2D Array / Matrices

65%
learn-icon

Google Interview Questions

18%
learn-icon

Practice Strings

51%
learn-icon

Practice Arrays

92%
learn-icon

Python Coding Challenges

21%
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Level up from 1* to 2*

9%
learn-icon

500 to 1000 difficulty problems

15%
learn-icon

Deloitte NLA Questions

1%
learn-icon

500 difficulty rating

5%
learn-icon

Java Interview Questions for Freshers

Completed

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Prefix Sum Problems

21%
learn-icon

Two Pointers and Sliding Window Technique

37%
learn-icon

Linked Lists

26%
learn-icon

Practice Sorting

87%
learn-icon

Python Projects for Beginners

52%
learn-icon

Java Projects for Beginners

59%
learn-icon

TCS NQT Coding Questions

30%
learn-icon

Practice Python

Completed

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Practice Basic Math

Completed

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Practice Java

Completed

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SQL Practice Queries

24%
learn-icon

Jump from 2* to 3*

1%
learn-icon

Arrays, Strings & Sorting

10%

Contests (19)

Starters 197 (Rated)

All Odd Prefix Sums, Independence Day, Bowling Balls

Starters 198 (Rated)

Make Cat, Decoration Discount

Starters 199 (Rated)

Fence Colouring, Grid MEX, Subtract or Divide, Brick Comparisions, Cake Making

Starters 200 (Rated)

Random NIM, Restrict Palindromes, Chef Bakes Cake, Good Subsequence

Starters 201 (Rated)

Selling Coins, Mixing Liquids, Mark Points

Starters 202 (Rated)

Two Rolls, If Only I Could Read, Endless Play, Buying Flowers

Starters 203 (Rated)

Cab Rides, Coloured Orbs, Passing Grade

Starters 204 (Rated)

Minimize Sum, Triangles, Drawing Chances, Episodes

Starters 205 (Rated)

Cute Strings, Triplet Maximization, Mirror Jump

Starters 206 (Rated)

Cyclic Shift Minimization, Remaining Money, Gladiator Fighting, Prime Sum, Expensive Buying

Starters 207 (Rated)

Gambling, Make Subarray, Tourist

Starters 208 (Rated)

Sabotage, Alternate Jumps, Spring Cleaning

Starters 209 (Rated)

High Score (Easy Version), Divisible Duel, Small GCD Sort, Bitcoin Market, Tactical Conversion, Binary Love

Starters 210 (Rated)

Chocolate Eating, Profits, Notebook Counting, First Element Counting

Starters 211 (Rated)

Fuel Check, Buying Chairs, Wolf Down

Starters 212 (Rated)

Signal, Basketball Score, Exit Door

Starters 214 (Unrated)

Dice Play, Chef and Close Friends, Zero Permutation Score

Starters 215 (Rated)

Gem Bundles, Competition of 4

Starters 216 (Rated)

Scoring, Best Seats, Entertainments

Monday Munch - DSA Challenge 13

Count of Maximum, Less than 10, Generate All Possible Pairs of Balanced Parenthese, All Possible Subsets, Recover the BST, Cost of Groceries

Starters 217 (Rated)

Make An AP, Max Adds, Playing with Toys, Add to make Positive, Add 1 or 3

Total Problems Solved: 2335

1242
(Div 4)
★
CodeChef Rating (Highest Rating 1388)
  • 72736 Global Rank
  • 68375 Country Rank

Skill tests

93%

Getting started with Java

Attempted on July 2025
90%

Java Skill test

Attempted on July 2025
25%

Data structures and Algorithms in Java test

Attempted on September 2025
View skill tests

Badges

Problem Solver - Diamond Badge

Problem Solver - Diamond Badge

Received for solving 1000 Problems

Daily Streak - Diamond Badge

Daily Streak - Diamond Badge

Received for maintaining a streak of 100 days

Contest Contender - Bronze Badge

Contest Contender - Bronze Badge

Received for participating in 5 Contests

Recent Activity

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Data structures and Algorithms
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