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Program to print the duplicate elements of an array. In this program, we need to print the duplicate elements present in the array. This can be done through two loops. The first loop will select an element and the second loop will iteration through the array by comparing the selected element with other elements.
Dec 14, 2023 · Given an array arr of N elements, the task is to find the length of the smallest subarray of the given array that contains at least one duplicate element. A subarray is formed from consecutive elements of an array.
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Jan 21, 2019 · Learn five methods to find duplicate elements in array in java using Brute Force, Sorting, HashSet, HashMap and Java 8 Streams. Compare the time and space complexity of each method and see the code examples.
Oct 17, 2010 · int[] array = {10, 2, 2, 3, 19, 5, 6, 7, 16, 17, 18, 19}; Set<Integer> duplicates = new HashSet<>(); for (int i = 0; i < array.length - 1; i++) { for (int j = i + 1; j < array.length; j++) { if (array[i] == array[j]) { duplicates.add(array[i]); } } } System.out.println(duplicates);
Apr 22, 2022 · Learn different ways to find and count duplicates in an Arrays using Stream, Set, Map, Collectors and lambda expressions in Java 8. See examples, code and output for each method.
May 14, 2024 · Let’s create a method to find duplicate values in an array using Java streams and collectors for efficient duplicate detection: public static <T> Set<T> findDuplicateInArrayWithStream(T[] array) { Set<T> seen = new HashSet<>(); return Arrays.stream(array) .filter(val -> !seen.add(val)) .collect(Collectors.toSet()); }
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How to find duplicates in array in Java?
How to find duplicate elements in Java?
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May 4, 2023 · Learn different methods to find duplicate elements in a Java array, such as nested loops, sets, streams, and hash tables. Compare the time and space complexity of each method and choose the most efficient one for your use case.
