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  1. /* package whatever; // don't place package name! */
  2.  
  3. /* The class name doesn't have to be Main, as long as the class is not public. */
  4. class Main
  5. {
  6.   public static void main (String[] args) throws java.lang.Exception
  7.   {
  8.      String i1 = "12345678";
  9.      String i2 = "3";
  10.      double d1 = Double.parseDouble(i1);
  11.      double d2 = Double.parseDouble(i2);
  12.      double d = d1 + d2;
  13.      System.out.println( String.format("%f", d) ); 
  14.   }
  15. }
Success #stdin #stdout 0.08s 212416KB
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Standard input is empty
stdout
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12345681.000000
https://ideone.com/exsa8
language:
Java (HotSpot 12)
created:
13 years ago
visibility:
public

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