--- a/loops/questions.rst	Thu Nov 11 03:00:35 2010 +0530
+++ b/loops/questions.rst	Thu Nov 11 03:05:56 2010 +0530
@@ -15,9 +15,10 @@
    #. tuples
    #. all of the above
 
+   Answer: all of the above
+
 .. I was not sure of how to frame this question. Can someone fix it?
-..#[bhanu: it works for every `sequence` or an iterator for that matter right?]
-   Answer: all of the above
+.. #[bhanu: it works for every `sequence` or an iterator for that matter right?]
 
 #. ``x = range(20)``. What is x?
 
@@ -95,4 +96,7 @@
 1. A number is called Armstrong number if the sum of cubes of its digits is
    equal to the number itself. Find all the three digit Armstrong numbers.
 
-.. #[[Anoop: Add one more question]]
+2. Collatz sequence - Given a number ``n``, multiply by 3 and add 1 to
+   it, if it is odd, otherwise divide it by two. With whatever ``n``
+   we start with, we finally end with the sequence 4, 2, 1. Write a
+   program to print this, given some number ``n``.