const e=0.00001;
var x,x0,xk,h,a,s,y:real; n,i,k:integer;
begin
write('x0=');readln(x0);
write('xk=');readln(xk);
h:=0.1;
x:=x0-h;
n:=round((xk-x0)/h)+1;
writeln('¹   x    S(x)      y(x)');
for i:=1 to n do
begin
 x:=x+h;
 a:=1; s:=1; k:=0;
 while abs(a)>e do begin
 a:=-a*x*x/(2*k+2)/(2*k+3);
 s:=s+a;
 inc(k);
 end;
 writeln(i:2,' ',x:3:1,' ',s:8:5,' ',sin(x)/x:8:5);
 end;
end.