def compare(x,y): s1=str(x) s2=str(y) k=len(s1) for i in range(k): if __________: return False return True sm=0 n=int(input()) for i in range(10,n+1): a=i b=0 t=a while t>0: b=__________ t//=10 t1=a**2 t2=b**2 if __________: if __________: print(a,end=" ") sm+=1 if __________: print(None)