Added lot more example code. (0.39.8).

examples/algos/stack_queue.fun

@@ -0,0 +1,44 @@
+#!/usr/bin/env fun
+
+/*
+ * This file is part of the Fun programming language.
+ * https://fun-lang.xyz/
+ *
+ * Copyright 2026 Johannes Findeisen
+ * Licensed under the terms of the Apache-2.0 license.
+ * https://opensource.org/license/apache-2-0
+ *
+ * Added: 2026-03-25
+ */
+
+// Array helpers
+#include <arrays.fun>
+
+// Stack via array push/pop
+stack = []
+push(stack, 1)
+push(stack, 2)
+push(stack, 3)
+print("stack pop: " + to_string(stack[len(stack)-1]))
+pop = stack[len(stack)-1]
+// Use array_slice(arr, start, count) to drop the last element
+stack = array_slice(stack, 0, len(stack)-1)
+print("stack now: " + to_string(stack))
+
+// Queue via array push/shift
+queue = []
+push(queue, "a")
+push(queue, "b")
+push(queue, "c")
+head = queue[0]
+// Keep all but the first element
+queue = array_slice(queue, 1, len(queue)-1)
+print("queue head: " + to_string(head))
+print("queue now: " + to_string(queue))
+
+/* Expected output:
+stack pop: 3
+stack now: [array n=2]
+queue head: a
+queue now: [array n=2]
+*/