#include <iostream>
using namespace std;

int main() {
    int n, a, b, c, i;
    cin >> n;
    a = b = 1;
    if (n == 1) {
        cout << 1;
        return 0;
    }

    cout << 1 << " " << 1 << " ";
    while (c <= n){
        c = a + b;
        if (c <= n) {
            cout << c << " ";
        }

        a = b;
        b = c;
    }
    return 0;
}