Starting git repo for working on files

2024-07-13 12:44:25 +02:00
commit d45a2994e8
20 changed files with 185 additions and 0 deletions
@@ -0,0 +1,25 @@
+public class RandomWalker
+{
+    public static void main(String[] args)
+    {
+        int r = Integer.parseInt(args[0]);
+
+        int xCoordinate = 0;
+        int yCoordinate = 0;
+        int steps = 0;
+
+        System.out.println("(" + xCoordinate + ", " + yCoordinate + ")" );
+        
+        while(Math.abs(xCoordinate) + Math.abs(yCoordinate) < r)
+        {
+            if(Math.random() <= 0.25)       xCoordinate += 1;
+            else if (Math.random() <= 0.50) xCoordinate -= 1;
+            else if (Math.random() <= 0.75) yCoordinate += 1;
+            else                            yCoordinate -= 1;
+
+            System.out.println("(" + xCoordinate + ", " + yCoordinate + ")" );
+            steps++; 
+        }
+        System.out.println("steps = " + steps);
+    }
+}