Notes:

• Define a function to accept a list as parameter.
• Iterate over each element and verify if first char and last char are same.
• If same increment count by one.
• Return count.

Instructions:

• Program should be written in file build.py

• Function name should be solution.

• Input

   Type:  List
   Value: ['abc', 'xyz', 'aba', '1221']
  

• Expected Output

    Type:  Integer
    Value: 2