$1]$ File with floatsRead from the user float numbers $($maximum $10,$ use an array$).$ Stop reading when the user introduces a negative number.Write the numbers to the text file numbers.txt $($text file$).$Next create another program to read the numbers $($variable size, use feof$()$ function$).$The numbers must be averaged. Display the average$\mathrm{.}2]$ Add the countSuppose you have a text file like this:$3$Alice in ChainsYellow SubmarineThe show must go onWhere the first number indicates the number of lines $($can be a different number$)$Make a program to read the file for read, close he file, count the letters, open the file again to append, and write a message saying how many letters it has, so the file will end like this:$3$Alice in ChainsYellow SubmarineThe show must go onThe lines have $50$ letters. Use Codeblocks please not C$++$