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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. import java.util.Random;
  8.  
  9. /**
  10.  * Example 92 - Mutual Exclusion
  11.  */
  12.  
  13. class Util {
  14.     public static void pause(int low, int high) {
  15.         Random r = new Random();
  16.         int R = r.nextInt(high-low) +low;
  17.         try {
  18.             Thread.sleep(R);
  19.         } catch (InterruptedException e) {
  20.             e.printStackTrace();
  21.         }
  22.     }
  23.  
  24.     public static int random(int low, int high) {
  25.         Random r = new Random();
  26.         int R = r.nextInt(high-low) + low;
  27.         return R;
  28.     }
  29.  
  30. }
  31. class Printer extends Thread {
  32.     static Object mutex = new Object();
  33.     public void run() {
  34.         for(;;) {
  35.             synchronized (mutex) {
  36.                 System.out.print("-");
  37.                 Util.pause(100, 300);
  38.                 System.out.print("/");
  39.             }
  40.             Util.pause(0, 200);
  41.         }
  42.     }
  43. }
  44. class MutualExclusion {
  45.     public static void main(String[] args) {
  46.         new Printer().start();
  47.         new Printer().start();
  48.     }
  49. }
  50.  
Time limit exceeded #stdin #stdout 5s 28100KB
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Standard input is empty
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-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-/-
https://ideone.com/xTn0N8
language:
Java (HotSpot 12)
created:
5 years ago
visibility:
public

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