diff --git a/answers/advanced/sharedNumbers-a.js b/answers/advanced/sharedNumbers-a.js
index fe60ed7..0d8b890 100644
--- a/answers/advanced/sharedNumbers-a.js
+++ b/answers/advanced/sharedNumbers-a.js
@@ -7,6 +7,7 @@ function shared(x, y) {
         if (curr1.value === curr2.value) {
             commonNumbers.push(curr1.value);
             curr1 = x.next();
+            curr2 = y.next();
             continue;
         }
 
diff --git a/questions/advanced/sharedNumbers.js b/questions/advanced/sharedNumbers.js
index ab701b9..cdd3ffc 100644
--- a/questions/advanced/sharedNumbers.js
+++ b/questions/advanced/sharedNumbers.js
@@ -1,5 +1,6 @@
 // Create a "shared" function that takes two array iterators
 // and returns the numbers common in both arrays.
+// Assume the array is sorted in non decreasing order and has no duplicates
 
 /*
     const i1 = function* () {