#include <cstdio>
#define nmax 8010
char s[nmax];
int n,k;

int main()
{
   // freopen("date.in","r",stdin);
    int i,j;
    scanf("%s",&s);
    for (i=0;s[i];i+=8) {
        if (s[i]=='1') {
            j=i+7;
            k=i;
            while (j>i&&s[j]=='0') {
                j--;
                k+=8;
                if (s[k]!='0'!=0) {
                    printf("No\n");
                    return 0;
                }
            }
            i=k;
        }
        else {
            printf("No\n");
            return 0;
            }
    }

    printf("Yes\n");
    return 0;
}