#yuki1006
x=int(input())
f=[i for i in range(x)]
for i in range(1,x):
 for j in range(i,x,i):
  f[j]-=1
res=10**18
for i in range(1,x):
 if res>abs(f[i]-f[x-i]):
  res=abs(f[i]-f[x-i])
for i in range(1,x):
 if res==abs(f[i]-f[x-i]):
  print(i,x-i)