Introduction to Strings: 4-Hour Complete Video | DSA Series for Beginners
Strings are one of the most fundamental and versatile data structures in computer science. They play a critical role in solving real-world problems and are a cornerstone in coding interviews and competitive programming. This comprehensive 4-hour tutorial by Sandeep Jain, it is designed to take you from the basics of strings to advanced concepts and applications, ensuring you're interview-ready and confident in your problem-solving skills.
🔑 What You'll Learn:
✔️ String manipulation techniques
✔️ Optimized algorithms for string problems
✔️ Insights for interview preparation
✔️ Real-world appl…
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Chapters (39)
Introduction
6:05
Declaration of ASCII
7:19
Problem 1
14:17
Strings in C++
19:02
Functions of strings
1:00:20
Approach
1:03:06
Iterative
1:06:30
Recursive
1:10:20
Problem-4, check for anagrams
1:11:44
Naive approach
1:14:32
Efficient approach
1:17:45
Problem-5, leftmost repeating character
1:19:30
Naive approach
1:20:50
Better approach
1:22:50
efficient approach 1
1:27:54
efficient approach 2
1:30:30
problem-6,leftmost non-repeating character
1:31:37
Naive approach
1:33:04
better approach
1:34:58
efficient approach
1:40:26
Problem 7, Reverse a string
1:41:27
Naive approach
1:43:29
efficient
1:55:10
Problem 8, Pattern Searching
1:57:02
Algorithm for pattern searching
2:02:23
Naive approach
2:17:15
DRY RUN
2:21:58
RABIN KARP ALGORITHM
2:29:30
ROLLING HASH
2:36:16
PSUEDOCODE
2:42:48
TIME COMPLEXITY
2:44:25
PROBLEM 9,Constructing longest proper prefix suffix array
2:49:24
Naive approach
2:53:53
efficient approach
2:59:38
dry run
3:03:52
pseudocode
3:09:25
Problem 10, KP ALGORITHM
3:18:50
pseudocode
3:30:54
problem 11,
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