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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. 	private static final int COUNT = 1000000000;
  11. 	private static final boolean T = true;
  12. 	private static final boolean F = false;
  13.  
  14. 	public static void main (String[] args) throws java.lang.Exception {
  15. 		// timeLongForm();
  16. 		timeShortForm();
  17. 		timeLongForm();
  18. 		timeShortForm();
  19. 		// timeLongForm();
  20. 	}
  21.  
  22. 	private static void timeLongForm() {
  23. 		long time = System.currentTimeMillis();
  24. 		for (int i = 0; i < COUNT; i++) {
  25. 			boolean answer1 = (T && T) || (!T && !T);
  26. 			boolean answer2 = (T && F) || (!T && !F);
  27. 			boolean answer3 = (F && T) || (!F && !T);
  28. 			boolean answer4 = (F && F) || (!F && !F);
  29. 		}
  30. 		long time2 = System.currentTimeMillis();
  31. 		System.out.println("long: "+(time2-time)+"ms");
  32. 	}
  33.  
  34. 	private static void timeShortForm() {
  35. 		long time = System.currentTimeMillis();
  36. 		for (int i = 0; i < COUNT; i++) {
  37. 			boolean answer1 = !(T ^ T);
  38. 			boolean answer2 = !(F ^ T);
  39. 			boolean answer3 = !(T ^ F);
  40. 			boolean answer4 = !(F ^ F);
  41. 		}
  42. 		long time2 = System.currentTimeMillis();
  43. 		System.out.println("short: "+(time2-time)+"ms");
  44. 	}
  45.  
  46. }
Success #stdin #stdout 3.32s 320576KB
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short: 917ms
long: 1375ms
short: 915ms
https://ideone.com/cr3guM
language:
Java (HotSpot 12)
created:
9 years ago
visibility:
public

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