#include<iostream>
using namespace std;
int main()
{
    int a;
    cin>>a;
    if(a==1)
    {
        int b;
       
        if(!(cin>>b))
        {
            
            cout<<"Invalid input";
            return 0;
        }
        if(b<1000 || b>9999)
        {
            cout<<"0";
            return 0;
        }
        int first=b/100;
        int second=b%100;
        int sum=first+second;
        if(sum*sum==b)
        {
            cout<<"1";
        }
        else
        {
            cout<<"0";
        }
    }
   else if(a==2)
    {
        float c;
        
        if(!(cin>>c))
        {
            cout<<"Invalid input";
            return 0;
        }
        if(c<1000.0 || c<9999.0)
        {
            cout<<"0";
            return 0;
        }
        int(n)=(int)c
        int first=c/100;
        int second=c%100;
        int sum=first+second;
        if(sum*sum==c)
        {
            cout<<"1";
        }
        else
        {
            cout<<"0";
        }
    }
    else
    {
        cout<<"-1";
    }
}