//program name digit

#include<cstdio>

#include<iostream>

using namespace std;

int main()

{

    int a,count=;

    cin>>a;

    while (a>){

        a=a/;

        count++;

    }

    cout<<count;

    return ;

}

//program name daffodil

#include<cstdio>

#include<iostream>

using namespace std;

int main()

{

    int a,b,c;

    for (a=;a<=;a++)

        for (b=;b<=;b++)

            for (c=;c<=;c++)

                if (a*a*a+b*b*b+c*c*c==*a+*b+c) cout<<*a+*b+c<<"\n";

    return ;

}

//program name hanxin

#include<cstdio>

#include<iostream>

using namespace std;

int main()

{

    int a,b,c,i;

    cin>>a>>b>>c;

    for (i=;i<=;i++)

        if (i % ==a && i % ==b && i % ==c)

        {

            cout<<i<<"\n";

            break;

        }

    if (i==) cout<<"No answer";

    return ;

}

//program name triangle

#include<cstdio>

#include<iostream>

using namespace std;

int main()

{

    int n,i,j;

    cin>>n;

    for (i=;i<=n;i++)

    {

        for (j=;j<=i-;j++) cout<<" ";

        for (j=;j<=*(n-i)+;j++) cout<<"#";

        cout<<"\n";

    }

    return ;

}