python programming

EASY-2 Given a number , write a program to print a Diamond of rows using lowercase letters. aa,b,aa,b,c,b,aa,b,c,d,c,b,aa,b,c,b,aa,b,aa There is a comma (, ) after every letter except the last letter in each row. Input The input will be a single line containing an integer representing N. Thesoutput should be rows containing lowercase letters as a Diamond shown in the sample output. Explanation For example, if the given number is - Print the lowercase letters on 5 rows ( ) as shown in the given image. The output should be, aa,b,aa,b,c,b,aa,b,a