import java.util.*;
import java.lang.*;
import java.io.*;
class Ideone
{
{
Scanner in
=new Scanner
(System.
in); double x,y;
x=in.nextDouble();
y=in.nextDouble();
boolean inside = ((y <= 2*x +2 ) && (y <= -2*x +2) && ( y >= -1));
System.
out.
println (inside
?"inside":"outside"); }
}
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