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
ans = 10**18
for i in range(1,x):
    if ans > abs(f[i] - f[x-i]):
        ans = abs(f[i] - f[x-i])
for i in range(1,x):
    if ans == abs(f[i] - f[x-i]):
        print(i, x - i)