#include <bits/stdc++.h>
using namespace std;
int lg;
char a[1002];

bool v[1003];

int solve(int p)
{
    int cnt,i;
    cnt=0;
    for(i=p;i<p+8&&i<lg;i++)
    {
        if(a[i]=='1') cnt=0;
        else cnt++;
    }
    return cnt;
}

int main()
{int nrm,i,j;
cin>>a;
lg=strlen(a);
for(i=0;i<lg;i+=8)
{
    if(a[i]=='1')
    {
        nrm=solve(i);
        j=i+8;
        while(nrm&&j<lg)
        {
            if(a[j]=='1')
            {
                cout<<"No";
                return 0;
            }
            v[j]=1;
            nrm--;
            j+=8;
        }
        if(nrm)
        {
            cout<<"No";
            return 0;
        }
    }
    if (a[i]=='0'&&v[i]==0)
    {
        cout<<"No";
        return 0;
    }
}

cout<<"Yes";
return 0;
}