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  1. import java.util.*;
  2. import java.lang.*;
  3. import java.io.*;
  4.  
  5. class Ideone
  6. {
  7. 	public static void main (String[] args) throws java.lang.Exception
  8. 	{
  9. 		try
  10.         {
  11.             int n = 2; 
  12.             int decimal = 23;
  13.             double val = Double.parseDouble(n + "." + decimal);
  14.             System.out.println(val);
  15.         } catch (Exception e) //Or whatever exception 
  16.         {
  17.             //Code
  18.         }  
  19. 	}
  20. }
Success #stdin #stdout 0.04s 711168KB
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Standard input is empty
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2.23
https://ideone.com/Ypw11t
language:
Java (HotSpot 12)
created:
9 years ago
visibility:
public

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