#include<bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define yes cout<<"YES\n";
#define no cout<<"NO\n";
const int N=3e5+7;
ll T=1, n;
void fib(ll x)
{
    if(x > n)
        return;
 
    cout << x << ' ';
    fib(x + 1);
}
void solve()
{
    cin >> n;
    fib(1);
}
int main()
{
    ios::sync_with_stdio(NULL);
    cin.tie(0);
    cout.tie(0);
 
//    freopen("","r", stdin);
//    freopen("","w", stdout);
    while(T--)
        solve();
    return 0;
}
 

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