From 12a2fa369bebf06753654ae56d607465419b0553 Mon Sep 17 00:00:00 2001
From: Cristiano Magro <cristiano.magro@vola.it>
Date: Sun, 05 Oct 2025 17:46:24 +0200
Subject: [PATCH] alcuni esercizi con array
---
src/main/java/RandomWalker.java | 25 +++++++++++++++++++++++++
1 files changed, 25 insertions(+), 0 deletions(-)
diff --git a/src/main/java/RandomWalker.java b/src/main/java/RandomWalker.java
new file mode 100644
index 0000000..0826eb3
--- /dev/null
+++ b/src/main/java/RandomWalker.java
@@ -0,0 +1,25 @@
+public class RandomWalker {
+ public static void main(String[] args) {
+ int x = 0;
+ int y = 0;
+ int passi = 0;
+ int limite = Integer.parseInt(args[0]);
+
+ System.out.println("(" + x + "," + y + ")");
+ while (Math.abs(x) + Math.abs(y) < limite) {
+ double r = Math.random();
+ if (r < 0.25) {
+ x++;
+ } else if (r < 0.5) {
+ x--;
+ } else if (r < 0.75) {
+ y++;
+ } else {
+ y--;
+ }
+ passi++;
+ System.out.println("(" + x + "," + y + ")");
+ }
+ System.out.println("steps = " + passi);
+ }
+}
--
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