so will return element remember that had in it observe the previous exampleand we start counting from so element will actually be the second element in the listor the number in this casealrightthe sort function finallylet' have built-in sort function that you can use [tpsu so if start with list [which is and  can call sort on that listand will now be sorted in order the output of the above code is as followsreverse sort [tpsu sfwfstf svf the output of the above code is as followsif you need to do reverse sortyou can just say sfwfstf svf as an attributeas parameter in that tpsu functionand that will put it back to if you need to let that sink in little bitfeel free to go back and read it little bit more tuples tuples are just like listsexcept they're immutableso you can' actually extendappendor sort them they are what they areand they behave just like listsapart from the fact that you can' change themand you indicate that they are immutable and are tupleas opposed to listusing parentheses instead of square bracket so you can see they work pretty much the same way otherwise vqmftbsfkvtujnnvubcmfmjtut tf mfo jotufbepg