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  1. public class RandomWalker1 {
  2.     public static void main(String[] args) {
  3.         int r = Integer.parseInt(args[0]);
  4.         int steps = 0;
  5.         int x = 0;
  6.         int y = 0;
  7.  
  8.         System.out.println("(" + x + ", " + y + ")");
  9.  
  10.         while ((Math.abs(x) + Math.abs(y)) < r) {
  11.             if (Math.random() > 0.75) {
  12.                 steps++;
  13.                 x++;
  14.                 System.out.println("(" + x + ", " + y + ")");
  15.                 System.out.println("1 val");
  16.                 continue;
  17.             }
  18.             if (Math.random() <= 0.75 && Math.random() > 0.50) {
  19.                 steps++;
  20.                 x--;
  21.                 System.out.println("(" + x + ", " + y + ")");
  22.                 System.out.println("75  val");
  23.                 continue;
  24.             }
  25.             if (Math.random() <= 0.50 && Math.random() > 0.25) {
  26.                 steps++;
  27.                 y++;
  28.                 System.out.println("(" + x + ", " + y + ")");
  29.                 System.out.println("50 val");
  30.                 continue;
  31.             }
  32.             if (Math.random() <= 0.25) {
  33.                 steps++;
  34.                 y--;
  35.                 System.out.println("(" + x + ", " + y + ")");
  36.                 System.out.println("25 val");
  37.             }
  38.         }
  39.         System.out.println("steps = " + steps);
  40.  
  41.     }
  42. }
Compilation error #stdin compilation error #stdout 0s 0KB
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Standard input is empty
compilation info 
Main.java:1: error: class RandomWalker1 is public, should be declared in a file named RandomWalker1.java
public class RandomWalker1 {
       ^
1 error
stdout
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Standard output is empty
https://ideone.com/Z2Jxak
language:
Java (HotSpot 12)
created:
5 years ago
visibility:
public

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