Java Program to Check Armstrong Number

Write a java program to check Armstrong number. In this program, we are going to write a java code which checks whether a number is Armstrong or not.

Let’s first understand what is Armstrong number?

Java Program to Find Missing Number in Array

Write a java program to find missing number in array. Given an array of n-1 integers and these integers are in the range of 1 to n. One of the integer is missing from an array. We have to write an efficient java code to find missing number from an array. An array does not contains any duplicates.

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