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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7. /* Name of the class has to be "Main" only if the class is public. */
  8. class Ideone
  9. {
  10. 	public static void main (String[] args) throws java.lang.Exception
  11. 	{
  12. 	        double[] array = {1, 2, 3, 4, 5, 4, 3, 2, 1, 7};
  13. 	        File path = new File("path");
  14. 	        File file = new File(path, "my_file-name.txt");
  15. 	       // String filename = "my_file";
  16. 	        FileOutputStream outputStream;
  17.  
  18. 	        try {
  19. 	            //outputStream = new FileOutputStream(file); //openFileOutput(file, Context.MODE_APPEND);
  20. 	            double peak1, peak2;
  21. 	            if(array.length >= 2) {
  22. 	            	peak1 = array[0];
  23. 	            	peak2 = array[1];
  24. 	            } else {
  25. 	            	return;
  26. 	            }
  27. 	            for (double d : array) {
  28. 	                if(peak1 < peak2 && d > peak1) {
  29. 	                	peak1 = d;
  30. 	                } else if(d > peak2) {
  31. 	                	peak2 = d;
  32. 	                }
  33. 	                String s = Double.toString(d) + ",";
  34. 	                //outputStream.write(s.getBytes());
  35. 	            }
  36.  
  37. 	            String newline = "/n";
  38. 	            //outputStream.write(newline.getBytes());
  39.  
  40. 	            //outputStream.close();
  41. 	            System.out.println("Peaks: " + peak1 + " ; " + peak2);
  42. 	        } catch (Exception e) {
  43. 	        	System.out.println("Error: " + e);
  44. 	            //e.printStackTrace();
  45. 	        }
  46. 	}
  47. }
Success #stdin #stdout 0.1s 27940KB
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Standard input is empty
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Peaks: 7.0 ; 5.0
https://ideone.com/KFSFJs
language:
Java (HotSpot 12)
created:
5 years ago
visibility:
public

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