« Vrati se
Does there exist an integer z that can be written in two different ways as z = x! + y!, where x, y are natural numbers with x \le y ?

Slični zadaci

#NaslovOznakeRj.KvalitetaTežina
1225IMO Shortlist 1966 problem 420
1227IMO Shortlist 1966 problem 440
1228IMO Shortlist 1966 problem 450
1229IMO Shortlist 1966 problem 460
1231IMO Shortlist 1966 problem 480
1233IMO Shortlist 1966 problem 500