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