Hash Table Coding Practice Problems - Page 16 | TutorialsPoint

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Master DSA Topics - February, 2026

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Hash Table Coding Problems

Practice problems frequently asked at Hash Table • 719 problems | 168 Easy | 418 Medium | 127 Hard

#	Problem	Difficulty	Topics
226	Find Longest Self-Contained Substring	Hard	Hash TableStringBinary Search
227	Find Longest Special Substring That Occurs Thrice I	Medium	Hash TableStringBinary Search
228	Find Longest Special Substring That Occurs Thrice II	Medium	Hash TableStringBinary Search
229	Find Lucky Integer in an Array	Easy	ArrayHash TableCounting
230	Find Maximum Area of a Triangle	Medium	ArrayHash TableMath
231	Find Maximum Number of Non Intersecting Substrings	Medium	Hash TableStringDynamic Programming
232	Find Maximum Number of String Pairs	Easy	ArrayHash TableString
233	Find Maximum Removals From Source String	Medium	ArrayHash TableTwo Pointers
234	Find Mirror Score of a String	Medium	Hash TableStringStack
235	Find Missing and Repeated Values	Easy	ArrayHash TableMath
236	Find Most Frequent Vowel and Consonant	Easy	Hash TableStringCounting
237	Find Occurrences of an Element in an Array	Medium	ArrayHash Table
238	Find Original Array From Doubled Array	Medium	ArrayHash TableGreedy
239	Find Players With Zero or One Losses	Medium	ArrayHash TableSorting
240	Find Resultant Array After Removing Anagrams	Easy	ArrayHash TableString

Showing 226-240 of 719

1 ... 14 15 16 17 18 ... 48

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public class MyFirstJavaProgram { Edit & Run

/* This is my first java program.

* This will print 'Hello, World!' as the output

*/

public static void main(String []args) {

System.out.println("Hello, World!"); // prints

}

}

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