Introduction to HashMap & HashTable in Java
![](https://i.ytimg.com/vi/swciWFPq3NE/mqdefault.jpg)
24:01
Karp-Rabin String Matching Algorithm | Substring Search Pattern
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1:11:07
Introduction to Heap Data Structure + Priority Queue + Heapsort Tutorial
![](https://i.ytimg.com/vi/KEs5UyBJ39g/mqdefault.jpg)
1:00:06
Hashing | Maps | Time Complexity | Collisions | Division Rule of Hashing | Strivers A2Z DSA Course
![](https://i.ytimg.com/vi/bSDprg24pEA/mqdefault.jpg)
13:48
How To Learn Any Skill So Fast It Feels Illegal
![](https://i.ytimg.com/vi/RgcIvbt9RZg/mqdefault.jpg)
26:53
Codeforces Round 1003 (Div. 4) || Editorial for Problem A,B,C1,C2,D,E
![](https://i.ytimg.com/vi/zL1DPZ0Ovlo/mqdefault.jpg)
1:27:29
Strings and StringBuilder in Java
![](https://i.ytimg.com/vi/H62Jfv1DJlU/mqdefault.jpg)
10:10
Map and HashMap in Java - Full Tutorial
![](https://i.ytimg.com/vi/DMQ_HcNSOAI/mqdefault.jpg)
33:52