What is the output of the following code?

list_of_lists = [ [1, 2, 3], [4, 5, 6], [7, 8, 9]]

for list in list_of_lists:

for x in list:

print( x%3 )

if x > 5: break

Rewrite the program of exercise 13.1, using only while loops. In the while statement use the len() function to declare the exit definition of the while loop.