Python programming to interchange 1st last elements in a list
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sure! in python, you can interchange the first and last elements of a list by accessing the elements using their index positions and then swapping their values. here is a step-by-step tutorial with a code example:
1. define a list: first, create a list containing elements that you want to interchange the first and last elements.
2. access the first and last elements: use index positions to access the first and last elements of the list. you can access the first element using index 0 and the last element using index -1.
3. swap the elements: swap the values of the first and last elements using a temporary variable.
4. return the modified list: finally, return the modified list with the first and last elements interchanged.
here is the code example demonstrating how to interchange the first and last elements in a list:
in this example, we define a function `interchange_first_last` that takes a list as input, swaps the first and last elements if the list has more than one element, and returns the modified list. we then create a sample list `my_list`, interchange the first and last elements using the function, and print both the original and modified lists.
you can run this code in a python environment to see the interchange of the first and last elements in a list.
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