v97s3e4

#include<iostream>
#include<cmath>
using namespace std;
int main()
  {
   long k;
   int x,y;
   cin>>k;
   for(x=1;x<=sqrt(k/2);x++)
    {
     y=sqrt(k-x*x);
      if(y*y==k-x*x)
       {
        cout<<x<<" "<<y;
        cout<<endl;
       }
    }
  }