Question

determinati toate numerele de forma abc cu bara daeasupra , stiind ca  b = a + 2 si c - b = 3

Answer 1

b=a+2
c-b=3=>c=b+3
Daca:
a=1=>b=3=>c=6=>abc=136
a=2=>b=4=>c=7=>abc=247
a=3=>b=5=>c=8=>abc=358
a=4=>b=6=>c=9=>abc=469