Write a code to count the number of products each month.

Monthly product inspection system It is stored as a string of codes in xy format, where x is the month ( 1 - 11 ), where December is represented by the letter D and y is the product category ( A-Z). sample get value 1A1A1A2A3A3S4A5W8W5W10S11ODD2S2R The resulting result is

1 1 3 2 1 0 0 1 0 1 1 1 max is 3

use java !!