#include<bits/stdc++.h>
using namespace std;
int main(){
	int n,a[55];
	a[1]=1;
	a[2]=1;
	cin>>n;
	for (int i=3;i<=50;i++){
		a[i]=a[i-1]+a[i-2];
	}
	for (int i=1;i<=n;i++){
		cout<<a[i]<<&#39; &#39;;
	}
	return 0;
}