Lecture
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.
Write Your Code
def solution(s): # Write your code here return
Constraints
-
The length of the input string is between 1 and 100.
-
The string contains only alphabetic letters.
Example Input/Output
-
Input:
codefriends -
Output:
cOdEfRiEnDs
-
Input:
CoDe -
Output:
cOdE
Lessons in this chapter · Introduction to Python Algorithms
- 1. Why You Need to Learn Algorithms?
- 2. Review of Algorithm Complexity Concepts
- 3. Life is Practical! Algorithm Problem Solving
- 4. Coding Quiz - Reverse String
- 5. String Reversal - Solution
- 6. Coding Quiz - String Case Conversion
- 7. String Case Alteration - Solution Explanation
- 8. Coding Quiz - Create a List of Powers of 2
- 9. Creating a Power of Two List - Solution Guide
- 10. Coding Quiz - Sorting Tuples by Score
- 11. Sort Tuples by Score - Solution
- 12. Coding Quiz - Find Union and Intersection
- 13. Calculating Union and Intersection - Problem Solution
- 14. Coding Quiz - Create a Dictionary from Key/Value Pairs
- 15. Create Dictionary from Key/Value Pairs - Solution
- 16. Coding Quiz - Determine Grade Using Conditional Statements
- 17. Calculating Grades with Conditional Statements - Solution
- 18. Coding Quiz - Diagonal Traverse of 2D Array
- 19. Diagonal Traversal of a 2D Array - Problem Solution
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