LeetCode 28 Find the Index of First Occurrence in a String | strStr Explained (Brute Force + KMP)

Solve LeetCode 28 Find the Index of the First Occurrence in a String (strStr) with an easy step-by-step explanation.

In this video you’ll learn:
✅ Brute Force Solution
✅ Optimal Approach
✅ Python Code
✅ Java Code
✅ Time & Space Complexity
✅ KMP Algorithm Introduction
✅ Interview Tips and Dry Run

Problem:
Given two strings needle and haystack, return the index of the first occurrence of needle in haystack, or -1 if it doesn’t exist.

Examples covered:
Input: "sadbutsad", "sad" → Output: 0
Input: "leetcode", "leeto" → Output: -1

Perfect for:
LeetCode interview prep
Data Structures and Algorithms
String Matching Problems
Coding Interviews
Python and Java Practice

If you're preparing for coding interviews, subscribe for more LeetCode solutions and DSA explanations.

#leetcode28 #strStr #dsa #codinginterview #python #java #kmp #stringmatching #leetcode

Видео LeetCode 28 Find the Index of First Occurrence in a String | strStr Explained (Brute Force + KMP) канала CodeWithRam