#include <bits/stdc++.h>

using namespace std;
typedef long long ll;
#pragma GCC target ("avx2")
#pragma GCC optimization ("O3")
#pragma GCC optimization ("unroll-loops")

int main()
{
    ios::sync_with_stdio(false);
    cin.tie(nullptr);
    ll n;
    cin>>n;
    ll bits=__builtin_popcountll(n);
    for(int i=n-1;i>=1;i--)
    {
        if(__builtin_popcountll(i)==bits)
        {
            cout<<i<<" ";
            break;
        }
    }
    for(int i=n+1;i<=n*n;i++)
    {
        if(__builtin_popcountll(i)==bits)
        {
            cout<<i<<endl;
            break;
        }
    }
    return 0;
}