#include<stdio.h>
int main()
{
    int limit;
    scanf("%d", &limit);
    if (limit < 0) {
    printf("Invalid input";)
    return 0;
    }
    int a =0,b = 1,c;
    while (a <= limit) {
        printf("%d ", a);
        c = a + b;
        a = b;
        b = c;
    }
    return 0;
}