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Task/Fibonacci-word/Sidef/fibonacci-word.sidef

@@ -0,0 +1,22 @@
+func entropy(s) {
+    [0] + (s.chars.freq.values »/» s.len) -> reduce { |a,b|
+        a - b*b.log2
+    }
+}
+
+var n_max = 37
+var words = ['1', '0']
+
+{
+    words.append(words[-1] + words[-2])
+} * (n_max - words.len)
+
+say ('%3s %10s %15s  %s' % <N Length Entropy Fibword>...)
+
+for i in ^words {
+    var word = words[i]
+    say ('%3i %10i %15.12f  %s' % (i+1,
+                                   word.len,
+                                   entropy(word),
+                                   word.len<30 ? word : '<too long>'))
+}