Follow

Arjun Das

Lv.3

@arjundas · joined May 2026

Learning DSA in public. Ask me about sliding windows.

LNMIIT Jaipur Chennai 17 Following 3 Followers

Level 3 500 / 1000 XP · 500 to Level 4

22/115

Problems solved

63%

Acceptance · 63 subs

#85

Global rank · top 36%

2500

Total XP

0d

Current streak

615

MateCoins

63 submissions in the past year

Active days 35 Max streak 5d

OctNovDecJanFebMarAprMayJunJulAugSepOct

MonWedFri

Less More

Solved problems

22 of 115

Easy 22/38

Medium 0/59

Hard 0/18

Languages

C++ 21 solved

Python 4 solved

JavaScript 2 solved

Java 1 solved

Skills

Array ×13 Hash Table ×6 String ×5 Dynamic Programming ×4 Math ×4 Binary Search ×2 Divide and Conquer ×2 Prefix Sum ×2 Sorting ×2 Two Pointers ×2 Bit Manipulation ×1 Simulation ×1

Badges

All badges →

⚔️ First Duel

🌐 Polyglot

🌡️ Getting Warm

🩸 First Blood

Solve more →

Count Primes Python

1 week, 1 day ago

First Bad Version C++

1 week, 6 days ago

2 weeks, 3 days ago

Reverse Bits C++

2 weeks, 3 days ago

Valid Palindrome Python

2 weeks, 4 days ago

Intersection of Two Arrays C++

3 weeks, 3 days ago

Ransom Note C++

3 weeks, 4 days ago

3 weeks, 4 days ago

Move Zeroes

Wrong Answer · C++ · 1.65s

2 days, 4 hours ago

Count Primes

Accepted · Python · 0.25s

1 week, 1 day ago

Count Primes

Wrong Answer · Python · 0.68s

1 week, 1 day ago

Move Zeroes

Runtime Error · Python · 1.65s

1 week, 2 days ago

Binary Search

Wrong Answer · C++ · 1.77s

1 week, 4 days ago

Count Primes

Accepted · C++ · 0.24s

1 week, 4 days ago

Pascal's Triangle

Time Limit Exceeded · C++ · 0.39s

1 week, 5 days ago

Pascal's Triangle

Wrong Answer · C++ · 1.66s

1 week, 5 days ago

First Bad Version

Accepted · C++ · 0.58s

1 week, 6 days ago

Two Sum

Accepted · C++ · 0.13s

2 weeks, 3 days ago

Learning paths

Explore →

Graphs: BFS, DFS & Shortest Paths 0%

Companies practiced

Explore →

F Flipkart 8 solved M Microsoft 6 solved A Amazon 5 solved I Infosys 5 solved Z Zomato 4 solved M Meta 4 solved C CRED 4 solved S Swiggy 3 solved

Certifications

DP Patterns Certified

Earned Oct 11, 2026 · Verify ↗

Graph Navigator

Earned Sep 18, 2026 · Verify ↗

DSA Fundamentals Certificate

Earned Sep 14, 2026 · Verify ↗

Graph Algorithms Expert

Earned Sep 6, 2026 · Verify ↗

Data Structures & Algorithms Specialist

Earned Jul 23, 2026 · Verify ↗

Competitive Programming Champion

Earned Jun 28, 2026 · Verify ↗

Contest history

All contests →

CompileMate Monthly Challenge: November 2026

Nov 1, 2026

–

0 pts

CompileMate Weekly Contest 11

Oct 18, 2026

#47

0 pts

CompileMate Weekly Contest 7

Sep 20, 2026

#24

500 pts

CompileMate Weekly Contest 3

Aug 23, 2026

#26

200 pts

CompileMate Weekly Contest 1

Aug 9, 2026

#22

300 pts