public static void main(String[] args) { int[] array = {1,2,3,4,5}; System.out.println("Array = " + Arrays.toString(array)); swapAll(array, 3, 4); System.out.println("After swaping two number in the array are :"); System.out.println("Array = " + Arrays.toString(array)); } public static void swapAll(int[]array, int i, int j) { for(int count=0; count<array.length; count++) { int temp = array[i]; array[i] = array[j]; array[j] = temp; } } } //output: Array = [1, 2, 3, 4, 5] After swaping two number in the array are : Array = [1, 2, 3, 5, 4]