Finding the longest common prefix.
Here’s an example Java program that finds the longest common prefix among an array of strings: public class LongestCommonPrefix {…
Finding the longest repeating substring.
Here’s a Java program that finds the longest repeating substring in a given string: import java.util.HashMap; import java.util.Map; public class…
Finding the longest substring with unique characters.
Here’s a Java program that finds the longest substring with unique characters: import java.util.HashSet; public class LongestSubstring { public…
Finding the longest palindrome subsequence.
Here’s a Java program that finds the longest palindrome subsequence in a given string: public class LongestPalindromeSubsequence { public…
Finding the longest common subsequence.
Here’s an example Java program that finds the longest common subsequence (LCS) between two strings using dynamic programming: public class…
Finding the longest decreasing subsequence.
Below is a Java program that finds the longest decreasing subsequence of an array: import java.util.ArrayList; import java.util.Arrays; import java.util.List;…
Finding the longest increasing subsequence.
Here’s a Java program that finds the longest increasing subsequence of a given array: import java.util.Arrays; public class LongestIncreasingSubsequence {…
Finding the maximum subarray length with given product.
Here’s an example of a Java program that finds the maximum subarray length with a given product: import java.util.HashMap; public…
Finding the maximum subarray length with given sum.
Below is a Java program that finds the maximum subarray length with a given sum: public class MaximumSubarrayLength { …
Finding the maximum subarray product.
Here’s an example of a Java program that finds the maximum subarray product in an array: public class MaximumSubarrayProduct {…
Finding the maximum subarray sum.
Here’s an example of a Java program that finds the maximum subarray sum using the Kadane’s algorithm: public class MaximumSubarraySum…
Finding the common elements in two arrays.
Here’s a Java program that finds the common elements in two arrays: import java.util.ArrayList; import java.util.HashSet; import java.util.List; import java.util.Set;…
Finding the difference of two arrays.
Here’s a Java program that finds the difference between two arrays: import java.util.ArrayList; import java.util.Arrays; import java.util.List; public class ArrayDifference…
Finding the union of two arrays.
Here’s an example of a Java program that finds the union of two arrays: import java.util.HashSet; public class ArrayUnion {…
Finding the intersection of two arrays.
Here’s a Java program that finds the intersection of two arrays: import java.util.*; public class ArrayIntersection { public static…
Merging two sorted arrays into a single sorted array.
Here’s an example of a Java program that merges two sorted arrays into a single sorted array: import java.util.Arrays; public…
Rotating an array by a given number of positions.
Here’s an example program in Java that rotates an array by a given number of positions: import java.util.Arrays; public class…
Reversing an array.
Here’s a Java program that reverses an array: import java.util.Arrays; public class ArrayReversal { public static void main(String[] args)…
Removing duplicates from an array.
Hint: Convert Array to Set Here’s a Java program that removes duplicates from an array: import java.util.Arrays; import java.util.HashSet; public…
Finding the frequency of each element in an array.
Hint: Suppose we have the following array of numbers: [2, 3, 4, 2, 5, 3, 4, 2, 3, 5, 5]….