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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. 		int v = 1 << 31;
  13. 		System.out.println("31, " + v);
  14. 		v = 0xffffffff;
  15. 		System.out.println("30, " + v);
  16. 		v = ~0;
  17. 		System.out.println("~0, " + v);
  18. 		int x = 1_000_000_001;
  19. 		int y = 1_000_000_000;
  20. 		try {
  21. 		    int result = Math.subtractExact(x, y);
  22. 		    System.out.println("The proper result is " + result);
  23. 		} catch(ArithmeticException e) {
  24. 		    System.out.println("Sorry, " + e);
  25. 		}
  26.  
  27. 	}
  28. }
Success #stdin #stdout 0.1s 55740KB
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stdin
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Standard input is empty
stdout
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31, -2147483648
30, -1
~0, -1
The proper result is 1
https://ideone.com/9ERVbr
language:
Java (HotSpot 12)
created:
22 days ago
visibility:
public

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