The program processes a given SHA in input and by attempts finds the original word
a: 86f7e437faa5a7fce15d1ddcb9eaeaea377667b8
aba: 4d5eccf93739c6305aaf8969a682cc57e1fd7395
ab: fb8e20fc2e4c3f248c60c39bd652f3c1347298bb977b8b4d5903b85055620603
Vicentini Tommaso