import sys

def II(): return int(sys.stdin.readline())

def main():
    def score(a):
        b=x-a
        sa=a-cntf[a]
        sb=b-cntf[b]
        return abs(sa-sb)

    x=II()
    cntf=[2]*(x+1)
    cntf[1]=1
    for b in range(2,x):
        if b*2>x:break
        for a in range(2*b,x+1,b):
            cntf[a]+=1
    mn=10**9
    ans=[]
    for a in range(1,x+1):
        s=score(a)
        if s==mn:ans.append((a,x-a))
        if s<mn:
            mn=s
            ans=[(a,x-a)]
    for a in ans:print(*a)

main()