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I am trying to have a method (duplicates) return true if a given array called x (entered by user in another method), contains duplicate values. Otherwise it would return false.
14 Μαΐ 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()); }
12 Δεκ 2023 · To sum up, we have explored five different methods for removing duplicates from an unsorted array in Java: ArrayList, Set, Map, Stream API, and in-place removal without auxiliary data structures. Each method offers its advantages and considerations based on factors such as efficiency, simplicity, and memory usage.
29 Δεκ 2014 · This function checks an array for duplicated values. If it finds a duplicate value, it increments the variable name repeatedTime and then if repeatedTime is greater than 1 it calls a randomize function which produce different values in the array that was passed to the function.
17 Οκτ 2024 · Given an array arr[] consisting of N integers and an integer K, the task is to find the sum of the array elements possible by traversing the array and adding arr[i] / K, K number of times at the end of the array, if arr[i] is divisible by K. Otherwise, stop the traversal.
25 Μαΐ 2014 · Given an array of integers, find if the array contains any duplicates. Your function should return true if any value appears at least twice in the array, and it should return false if every element is distinct. Java Solution. public boolean containsDuplicate (int[] nums) { if(nums ==null || nums. length==0) return false; . .
1 Ιουν 2013 · In Java 8, you could do: boolean isAllTrue = Arrays.asList(myArray).stream().allMatch(val -> val == true); Or even shorter: boolean isAllTrue = Arrays.stream(myArray).allMatch(Boolean::valueOf); Note: You need Boolean[] for this solution to work. Because you can't have a primitives List.
