program Project1;
uses
SysUtils;
var x,y:real;
begin
write('x='); readln(x);
if(x>1) then
y:=cos(x)/(x*x*x+3*sin(x)+8)
else
y:=x*x*x+3*sin(x)+8;
writeln('y=', y:0:3);
Readln;
end.
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