- 1. Input, print and numbers
- 2. Integer and float numbers
- 3. Conditions: if, then, else
- 4. For loop with range
- 5. Strings
- 6. While loop
- 7. Lists
- 8. Functions and recursion
- 9. Two-dimensional lists (arrays)
- 10. Sets
- 11. Dictionaries
- 12. JavaScript
- 13. HTML5 and CSS
- 14. Responsive Design with Bootstrap
- 15. jQuery
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The first and last occurrence
Statement
Given a string that may or may not contain a letter of interest. Print the index location of the first and last appearance of f. If the letter f occurs only once, then output its index. If the letter f does not occur, then do not print anything. Don't use loops in this task.
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In all the problems input the data using input() and print the result using print().
Statement
Given a string that may or may not contain a letter of interest. Print the index location of the first and last appearance off. If the letter f occurs only once, then output its index. If the letter f does not occur, then do not print anything. Don't use loops in this task.
Advertising by Google, may be based on your interests
In all the problems input the data using input() and print the result using print().