X = int(input())
score = [i for i in range(X+1)]
for i in range(1,X+1):
    for j in range(i,X+1,i):
        score[j] -= 1

cand = 10**10
for i in range(1,X):
    cand = min(cand,abs(score[i]-score[X-i]))

for a in range(1,X):
    b = X-a
    if abs(score[a]-score[b]) == cand:
        print(a,b)