Characters.get('e', 0) tells python to look for The true secret 'e' from the dictionary. If it isn't really uncovered it returns 0. Because This can be The 1st time 'e' is handed from the loop, the character 'e' just isn't found in the dictionary yet, And so the get system https://andersonavsme.blogrenanda.com/42847614/5-simple-statements-about-caribo-thc-explained