- 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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Swap neighbours
Statement
Given a list of numbers, swap adjacent items in pairs (A[0] with A[1], A[2] with A[3], etc.). Print the resulting list. If a list has an odd number of elements, leave the last element in place.
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In all the problems input the data using input() and print the result using print().
Statement
Given a list of numbers, swap adjacent items in pairs (A[0] with A[1], A[2] with A[3], etc.). Print the resulting list. If a list has an odd number of elements, leave the last element in place.
Advertising by Google, may be based on your interests
In all the problems input the data using input() and print the result using print().