sad.cpp

#include <iostream>
#include <sstream>
using namespace std;

struct Node
{
    char data;
    Node* next;
};

void displayList(Node* head)
{
    while(head != NULL)
    {
        printf("%c", head->data);
        head = head->next;
    }
    printf("\n");
}

int main()
{
    float f;
    while(cin>>f)
    {
        stringstream ss;
        ss << f;
        string s = ss.str();

        Node* head = NULL;
        Node* p = new Node;

        for(int j=s.length()-1;j>=0;j--){
            p->data = s[j];
            p->next = head;
            if(head == NULL) cout<<"yes"<<endl;

            head = p;
        }

        displayList(head);
    }


    return 0;
}