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Write a Java Program to Display Armstrong Numbers Between Intervals Using Function
PROGRAM: Java Program to Display Armstrong Numbers Between Intervals Using Function
/* Java Program to Display Armstrong Numbers Between Intervals Using Function */
public class Armstrong {
public static void main(String[] args) {
int low = 999, high = 99999;
for(int number = low + 1; number < high; ++number) {
if (checkArmstrong(number))
System.out.print(number + ” “);
}
}
public static boolean checkArmstrong(int num) {
int digits = 0;
int result = 0;
int originalNumber = num;
// number of digits calculation
while (originalNumber != 0) {
originalNumber /= 10;
++digits;
}
originalNumber = num;
// result contains sum of nth power of its digits
while (originalNumber != 0) {
int remainder = originalNumber % 10;
result += Math.pow(remainder, digits);
originalNumber /= 10;
}
if (result == num)
return true;
return false;
}
}
