#include <iostream>
#include <string>
#include <fstream>

using namespace std;

ifstream fin("test.in");

string S;
int car, loco, zero;
bool ok;

int main()
{
    cin >> S;
    ok = true;

    if (S[0] == '0')
        ok = false;

    int pos = 0;
    while (pos < S.size() && ok)
    {
        if (S[pos] == '0')
        {
            ok = false;
            break;
        }

        if (S[pos] == '1' && !loco)
        {
            loco = true;
            for (int i = pos; i <= pos + 7; ++i)
            {
                if (S[i] == '0')
                    ++zero;
                else
                    zero = 0;
            }

            pos += 8;
        }

        if (loco == true)
        {
            while (zero)
            {
                if (pos >= S.size())
                {
                    ok = false;
                    break;
                }

                if (S[pos] == '0')
                    --zero;
                else
                {
                    ok = false;
                    break;
                }

                pos += 8;
            }

            loco = false;
        }
    }

    if (ok)
        cout << "Yes\n";
    else
        cout << "No\n";

    return 0;
}