#include <iostream>
using namespace std;
int main()
{
double a,b,c;
cin>>a>>b>>c;
if(a>=0) a=a*a;
if(b>=0) b=b*b;
if(c>=0) c=c*c;
cout<<a<<" "<<b<<" "<<c;
return 0;
}
#include <iostream>
using namespace std;
int main()
{
double a,b,c;
cin>>a>>b>>c;
if(a>=0) a=a*a;
if(b>=0) b=b*b;
if(c>=0) c=c*c;
cout<<a<<" "<<b<<" "<<c;
return 0;
}