Răspuns :
23
|__|__|__|__|__|_____|
|__|
------------191---------
4p+23=191
4p=191-23=168
p=168:4=42
a=42*5+23=233
b=42
|__|__|__|__|__|_____|
|__|
------------191---------
4p+23=191
4p=191-23=168
p=168:4=42
a=42*5+23=233
b=42