Is Armstrong Number
Check whether a number is an Armstrong number.
Input format
One line with a single integer N (N >= 0).
Output format
Print true if N equals the sum of each of its digits raised to the number of digits (like 153 = 1^3 + 5^3 + 3^3), otherwise false.
Constraints
- Values fit in a 64-bit signed integer
- Trailing whitespace and a trailing newline are ignored by the judge
Read from stdin, write to stdout. Sample cases below show the exact format.
Sample cases
Example 1
Input
0Expected output
trueExample 2
Input
1Expected output
true