RisingBrain

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164 videos

My main goal is to help those students who don’t have coding environment in their college and struggle to get a job at product based companies. Follow me on ...

Latest Videos

Design Stack With Increment Operation Stack Design Problem Java, Python & C++

Min Stack Explained Stack Design Pattern Get Minimum in O(1) Time Java, Python & C++

Implement Stack using Queues Push vs Pop Expensive Full Interview Explanation Python Java C++

Implement Queue using 2 Stacks Brute Force vs Optimized Approach Amortized O(1) Explained Java

Longest Valid Parentheses Stack + Space Optimized Approach Java Python C++

Score of Parentheses Stack + Space Optimized Approach Step-by-Step Intuition Java python c++

Minimum Add to Make Parentheses Valid Parentheses Pattern Stack + Space Optimized Java Python

Valid Parentheses Parentheses Pattern Stack Approach Java Python C++

Minimum String Length After Removing Substrings Stack Undo Pattern Java Python C++

Make The String Great Stack Undo Pattern Brute + Optimized Java Python C++

Remove All Adjacent Duplicates in String Stack Undo Pattern Brute + Optimized Java Python C++

Backspace String Compare Stack Undo Operations Pattern Brute + Optimized Java Python C++

Maximal Rectangle 🔥 Convert Matrix to Histogram Stack Explained Java Python C++

Evaluate Reverse Polish Notation Stack Explained with Dry Run Java Python C++

Basic Calculator II Expression Evaluation Using Stack O(n) Optimized Approach Java Python C++

Largest Rectangle in Histogram Stack Pattern Explained Brute Force to O(n) Java Python C++

Asteroid Collision Stack Explained Brute Force to Optimized O(n) Java Python C++

Online Stock Span Monotonic Stack Explained Python C++ Java Brute Force to Optimized O(n)

Daily Temperatures Monotonic Stack Explained Python C++ Java Brute Force to Optimized O(n)

Next Greater Element II (Circular Array) Brute Force + Monotonic Stack Python, C++, Java

Next Greater Element Brute Force + Monotonic Stack (Optimized) Python, C++, Java

Minimum Window Substring Brute Force + Sliding Window (Optimized) Python, C++, Java

Permutation in String Brute Force + Sliding Window (Frequency Map) Python, C++, Java

Longest Substring with K Unique Characters Brute Force + Sliding Window (Python, C++, Java)

Longest Substring Without Repeating Characters Brute Force + Sliding Window (Python, C++, Java)

Find All Anagrams in a String (Part 2) 🔥 Sliding Window (1 Map & 2 Map) Python, C++ & Java

Find All Anagrams in a String (Part 1) 🔥 Brute Force Explained Python, C++ & Java

Palindromic Substrings Count All Palindromes Brute Force + Optimal (Python, C++, Java)

Longest Palindromic Substring Brute Force to Optimal (Expand Around Center) C++ Python Java

Valid Palindrome II Strings Delete One Character Trick Two Pointer Pattern Python, C++ & Java