#include <iostream>
#include <string>
using namespace std;
int main()
{
    int n=1999;
    string s;
    int pl[100000], br=0, j=0, symb;
    while(getline(cin,s,'ç'))
    {
                             for(int i=0; i<s.size(); i++)
                             {
                                     if(s[i]=='\n'){ s.erase(i,1);}
                             }
                             symb=0;
                             for(;;)
                             {
                                    if(s.size()==1) {
                                                    if(s[0]=='?'){ cout << "Yes" << endl; return 0;}
                                                    else if(s[0]==' ') { cout << "No" << endl; return 0;}
                                                    else { cout << "No comments" << endl; return 0;}
                                                    }
                                    symb=symb+(n-1);
                                    symb=symb%s.size();
                                    s.erase(symb,1);
                             }
    }
    return 0;
}

Edited by author 07.03.2009 01:46

Edited by author 07.03.2009 01:46