Initial data commit

Task/Hailstone-sequence/Lua/hailstone-sequence.lua

@@ -0,0 +1,30 @@
+function hailstone( n, print_numbers )
+    local n_iter = 1
+
+    while n ~= 1 do
+        if print_numbers then print( n ) end
+        if n % 2 == 0 then
+            n = n / 2
+        else
+            n = 3 * n + 1
+        end
+
+        n_iter = n_iter + 1
+    end
+    if print_numbers then print( n ) end
+
+    return n_iter;
+end
+
+hailstone( 27, true )
+
+max_i, max_iter = 0, 0
+for i = 1, 100000 do
+    num = hailstone( i, false )
+    if num >= max_iter then
+        max_i = i
+        max_iter = num
+    end
+end
+
+print( string.format( "Needed %d iterations for the number %d.\n", max_iter, max_i ) )