Răspuns :
a |-----|
b |-----|+1| } 23
23 - 1 = 22 ( 2 parti egale)
22 : 2 = 11 (a)
11 +1 = 12 (b)
Proba : 11 +12 = 23 .
b |-----|+1| } 23
23 - 1 = 22 ( 2 parti egale)
22 : 2 = 11 (a)
11 +1 = 12 (b)
Proba : 11 +12 = 23 .