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Vaishnavi Banerjee

Lv.3

@vaishnavi.b · joined Aug 2026

Final year CSE. Preparing for product-based companies, one problem a day.

Amrita Vishwa Vidyapeetham Mumbai 8 Following 5 Followers
Level 3 925 / 1000 XP · 75 to Level 4

30/115
Problems solved
84%
Acceptance · 43 subs
#49
Global rank · top 21%
2925
Total XP
0d
Current streak
960
MateCoins

43 submissions in the past year

Active days 23 Max streak 3d

Solved problems

30 of 115
Easy 30/38
Medium 0/59
Hard 0/18

Languages

Python 28 solved
Java 2 solved
C++ 1 solved

Skills

Array ×15 String ×10 Hash Table ×9 Math ×7 Bit Manipulation ×6 Two Pointers ×4 Binary Search ×3 Divide and Conquer ×3 Dynamic Programming ×2 Sorting ×2 Prefix Sum ×1 Simulation ×1

Badges

All badges →
⚔️ First Duel
✨ Spark
🌐 Polyglot
🔨 Problem Crusher
🌡️ Getting Warm
🩸 First Blood
Solve more →
First Unique Character
2 weeks, 3 days ago
FizzBuzz
2 weeks, 4 days ago
Binary Search
2 weeks, 5 days ago
Is Subsequence
2 weeks, 5 days ago
Number of 1 Bits
3 weeks, 1 day ago
Valid Parentheses
3 weeks, 2 days ago
First Bad Version
3 weeks, 2 days ago
Search Insert Position
3 weeks, 3 days ago

First Unique Character

Accepted · Python · 0.37s

2 weeks, 3 days ago

First Unique Character

Wrong Answer · Python · 0.59s

2 weeks, 3 days ago

FizzBuzz

Accepted · Python · 0.48s

2 weeks, 4 days ago

Binary Search

Accepted · Python · 0.25s

2 weeks, 5 days ago

Is Subsequence

Accepted · Python · 0.54s

2 weeks, 5 days ago

Number of 1 Bits

Accepted · Python · 0.16s

3 weeks, 1 day ago

Number of 1 Bits

Wrong Answer · Python · 1.28s

3 weeks, 1 day ago

Valid Parentheses

Accepted · Python · 0.10s

3 weeks, 2 days ago

First Bad Version

Accepted · Python · 0.18s

3 weeks, 2 days ago

Search Insert Position

Accepted · Python · 0.45s

3 weeks, 3 days ago

Learning paths

Explore →
Sliding Window & Two Pointers 33%

Companies practiced

Explore →
F Flipkart 11 solved C CRED 7 solved Z Zomato 7 solved I Infosys 6 solved A Amazon 6 solved A Adobe 6 solved A Atlassian 6 solved M Microsoft 5 solved

Certifications

🎓

Sliding Window Practitioner

Earned Oct 10, 2026 · Verify ↗

 🎓

Graph Navigator

Earned Sep 21, 2026 · Verify ↗

 🎓

Graph Algorithms Expert

Earned Sep 11, 2026 · Verify ↗

 🎓

DP Patterns Certified

Earned Aug 28, 2026 · Verify ↗

 🎓

Data Structures & Algorithms Specialist

Earned Aug 27, 2026 · Verify ↗

 🎓

DSA Intermediate Certificate

Earned Aug 21, 2026 · Verify ↗

Contest history

All contests →

CompileMate Weekly Contest 13

Nov 1, 2026

–

0 pts

CompileMate Weekly Contest 12

Oct 25, 2026

–

0 pts

CompileMate Weekly Contest 10

Oct 11, 2026

#64

100 pts

CompileMate Weekly Contest 7

Sep 20, 2026

#23

500 pts

CompileMate Weekly Contest 6

Sep 13, 2026

#23

300 pts

CompileMate Weekly Contest 4

Aug 30, 2026

#35

300 pts