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

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Programming and DSA

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Catalogue

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
Home » MADDINENI CHARISHMA
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MADDINENI CHARISHMA

Rookie League Rookie League
  • 2★vvit23bq1a4295
  •   India
  • Student
  • Vasireddy Venkatadri Institute of Technology, Nambur Guntur, Andhra Pradesh, India
  • View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 15
1560 (-50)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 246 (Rated)(2026-07-08 22:00:02)
Global Rank:   1071
Cheated in:   

Ratings System Update

(2026-07-08 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?
NA? (+NA)RatingProvisional
Rating i Provisional Rating, click to know more
None(None)
Global Rank:   0
Cheated in:   

Ratings System Update

(None)
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DSA Rating Graph

No. of DSA Contests Participated: 2
1334? (+155)RatingProvisional
Rating i Provisional Rating, click to know more
Monday Munch - DSA Challenge 009 (Rated)(2026-06-29 22:00:00)
Global Rank:   1251
Cheated in:   

Ratings System Update

(2026-06-29 22:00:00)
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 (2)

learn-icon

Learn Python Programming

10%
learn-icon

Learn Java

11%

Practice Paths (8)

learn-icon

Two Pointers and Sliding Window Technique

33%
learn-icon

2D Array / Matrices

Completed

learn-icon

Practice Arrays

50%
learn-icon

Practice Basic Math

Completed

learn-icon

500 to 1000 difficulty problems

12%
learn-icon

1000 to 1400 difficulty problems

2%
learn-icon

Practice Java

Completed

learn-icon

500 difficulty rating

Completed

College Paths (1)

learn-icon

Beginner DSA

31%

Contests (15)

Starters 225 (Rated)

Payment Scheme, All Even, Maximum Score

Starters 226

Max Minus Min, Minimum Distinct , Sub A Add B, Rush to Exam, IceCream Cones

Starters 227 (Rated)

Erase and Maximize, Buying Tickets, Fonta, Bank Glitch

Monday Munch - DSA Challenge 25

Maximum Possible MEX After Operations, Chef Circular Search, Chef Solves LRU Cache, Chef Builds Queue Using Stacks, Chef Solves Asteroid Collision, Reverse Words in a String

Monday Munch - DSA Challenge 26

Chef and the Magical Subarray, Merge K sorted lists, Consecutive Card Grouping, Chef Counts Provinces

Starters 228 (Rated)

Min And Operations, Balloon Smash Party, Color Festival, Max And Operations, Balloon Splash, Minimize Error, Prefix Max Xor

Starters 229 (Rated)

Sum Not Equal, Start Shift, Vacation Excitement, Minimal Usage, Sequential Clamp, All Zero

Starters 230 (Rated)

Sets Diff by K, Equal Buying, Passing Exams, Reselling Items, A to B (Easy), A to B (Hard), Sum of Second Max

Starters 231 (Rated)

Constrained Chopping, Target Temperature, Recurrence Reachability, Imperfect Numbers, Double Discount

Monday Munch - DSA Challenge 27

Alternating Array, Ninja Training, Chef Calculates Edit Distance, Chef Solves Combination Sum III, Print subarray with maximum subarray sum, Chef Builds Subsets

Monday Munch - DSA Challenge 28

Alternating Array, Chef and the Magical Subarray, Chef Finds Cheapest Flights, Chef Counts Enclaves

Starters 232 (Rated)

Food Resources, Max Size, Moderate Temperatures, Equal Difference

Monday Munch - DSA Challenge 30

Bottom view of binary tree, Iterative Preorder Traversal of Binary Tree, Symmetric binary tree, Minimum Eating Speed, Find the insert position

Monday Munch - DSA Challenge 31

Maximum Path Sum in a Binary Tree, Vertical Order Traversal of Binary Tree, Chef Solves Word Break, Chef Finds Safe States

Starters 239 (Rated)

Planting Roses, Magic Mirror, Beginnings and Endings

Starters 241 (Rated)

Increasing Windows, No 3 Equal, Even Sum, Cyclic XOR, Sum Reduction

Starters 242 (Rated)

Split And Differ, Eventually Equal, Draft Picks

Starters 243 (Rated)

Lose Less, Starved for Seating, OR Operations

Starters 244 (Rated)

Carrot Collection, Dividing by 2

Starters 245 (Rated)

Triple Threat, Equivalent Exchange

Starters 246 (Rated)

Waiting (Easy), Red Yellow Cards, Plant

Monday Munch - DSA Challenge 008 (Rated)

Check if Linked List is Palindrome, Find smallest and largest numbers, Movie Night

Monday Munch - DSA Challenge 009 (Rated)

Leader of an Array, CodeChef XP, Least Common Anagram

Total Problems Solved: 775

1560
(Div 3)
★★
CodeChef Rating (Highest Rating 1745)
  • 19803 Global Rank
  • 18286 Country Rank
1334?i Provisional Rating, click to know more
DSA Rating (Highest Rating 1334)
  • 4146 Global Rank
  • 4047 Country Rank

Skill tests

80%

Getting started with Java

Attempted on February 2026
69%

Arrays in Java

Attempted on February 2026
View skill tests

Badges

Contest Contender - Bronze Badge

Contest Contender - Bronze Badge

Received for participating in 5 Contests

Problem Solver - Gold Badge

Problem Solver - Gold Badge

Received for solving 500 Problems

Daily Streak - Silver Badge

Daily Streak - Silver Badge

Received for maintaining a streak of 25 days

Recent Activity

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