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  1. public class Main {
  2.     public static void main(String[] args) {
  3.         long num = -10;
  4.         int digits = 0;
  5.         if (num < 0) 
  6.             num *= (-1);
  7.         if (num < 10 && num >= 0)
  8.             digits = 1;
  9.         else {
  10.             while(num > 0) {
  11.                 num /= 10;
  12.                 digits++;
  13.             }
  14.         }
  15.         System.out.println("Digits: " +digits);
  16.     }
  17.  
  18. }
Success #stdin #stdout 0.03s 711168KB
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Standard input is empty
stdout
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Digits: 2
https://ideone.com/VP9uPT
language:
Java (HotSpot 12)
created:
7 years ago
visibility:
secret

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