#include<iostream>
using namespace std;
int main()
{
unsigned int x;
cin>>x;
int a,i=0,j=0,max=0;
while(x>0)
{
a=x%10;
if(a==0)
j++;
if(a>max)
max=a;
x=x/10;
i++;
}
cout<<"0的个数为"<<j<<endl<<"数位最大值"<<max<<endl;
return 0;
}
#include<iostream>
using namespace std;
int main()
{
unsigned int x;
cin>>x;
int a,i=0,j=0,max=0;
while(x>0)
{
a=x%10;
if(a==0)
j++;
if(a>max)
max=a;
x=x/10;
i++;
}
cout<<"0的个数为"<<j<<endl<<"数位最大值"<<max<<endl;
return 0;
}