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