Learn & Grow

Structured learning paths to advance your coding skills with expert-curated content

Courses Enrolled
8
Active learning
Completed
3
Certificates earned
Hours Learned
47
This month
Current Streak
12
Days active

Learning Paths

Data Structures Fundamentals
Master arrays, linked lists, stacks, queues, and trees
12 lessons
8 hours
4.8
Beginner
Progress75%
2,847 students enrolled
Algorithm Design Patterns
Learn common algorithmic patterns and problem-solving techniques
16 lessons
12 hours
4.9
Intermediate
Progress45%
1,923 students enrolled
System Design Basics
Introduction to scalable system architecture and design principles
20 lessons
15 hours
4.7
Advanced
Progress0%
1,456 students enrolled
Continue Learning
Binary Search Trees
Data Structures Fundamentals
25 min
Graph Traversal Algorithms
Algorithm Design Patterns
35 min
Dynamic Programming Introduction
Algorithm Design Patterns
40 min
Daily Challenge
Solve today's problem to maintain your streak

Valid Parentheses

Easy

Given a string containing just the characters '(', ')', ', ', '[' and ']', determine if the input string is valid.

Recent Achievements
Course Completed
Finished "Arrays & Strings"
Learning Streak
12 days in a row
Perfect Score
Aced "Binary Trees" quiz