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public class RemoveDuplicateInArrayExample{ public static int removeDuplicateElement(int arr[], int n) { if (n==0 || n==1) return n; int[] temp = new int[n]; int j = 0; for (int i=0; i<n-1; i++) if (arr[i] != arr[i+1]) temp[j++] = arr[i]; temp[j++] = arr[n-1]; // Changing original array for (int i=0; i<j; i++) arr[i] = temp[i]; return j; } public static void main (String[] args) { int arr[] = {10,20,20,30,30,40,50,50}; int length = arr.length; length = removeDuplicateElement(arr, length); //printing array elements for (int i=0; i<length; i++) System.out.print(arr[i]+" "); } }
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