Flow of Control — Question 43

Question 43

Which of the following code segments contain an example of a nested loop?

1. for i in range(10):
       print(i)
   for j in range(10):
       print(j)
2. for i in range(10):
       print(i)
       for j in range(10):
           print(j) ✓
3. for i in range(10):
       print(i)
       while i < 20:
           print(i)
           i = i + 1 ✓
4. for i in range(10):
       print(i)
   while i < 20:
       print(i)