{<pre>}
program wedge;
{
	Compile with "gpc wedge.pas" and run "a.out" to get
	array of angles.
}

const
	fsd=4;{field dize decimals}
	fsr=1;{field size real}
	n=1.5;{refractive index}

var 
	a,b,c,d,e,f:real;
	i,j,k:integer;
	
begin
	for j:=0 to 10 do begin
		a:=j/100;
		write(a*1000:fsr:fsd,' ');
		for i:=-10 to 10 do begin
			b:=i/100;
			c:=arcsin(sin(b)/n);
			d:=a-c;
			e:=arcsin(sin(d)*n);
			f:=(b-c)+(e-d);
			write(f*1000:fsr:fsd);
			if i<10 then write(' ');
		end;
		writeln;
	end;
end.