Given two sets of elements (arrays), find the sum of all distinct elements. A distinct element is one that appears in only one of the two sets. Example Input: Set 1: [3, 1, 7, 9] Set 2: [2, 4, 1, 9, 3 ...

This Java program performs two main functions: It calculates the sum of elements in an array entered by the user. It checks whether the sum of the array is an Armstrong number. An Armstrong number is ...