Coding Quiz - String Case Conversion

In this coding quiz, you'll write a function that converts characters in a given string to uppercase at even indices and to lowercase at odd indices.

For example, if the input string is codefriends, the output should be cOdEfRiEnDs.

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def solution(s):
    # Write your code here
    return 

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• The length of the input string is between 1 and 100.

• The string contains only alphabetic letters.

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• Input: codefriends

• Output: cOdEfRiEnDs

• Input: CoDe

• Output: cOdE

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