// editor4
#include<stdio.h>
int main (){
    int limit;
    printf("Enter the limit:");
    scanf("%d", &limit);
    if(limit < 0){
        printf("Invalid input\n");
        return 1;
        
    }
    int a = 0,b = 1,nextTerm;
    if(limit >= 0){
        printf("%d", a);
    }
    while (b <= limit){
        printf("%d",b);
        a = b;
        b = nexTerm;
    }
    printf("\n");
    return 0;
}