Begin

 var fi_min:=ReadlnReal('fi_min=');

 var fi_:=ReadlnReal('fi_=');

 var fi_max:=ReadlnReal('fi_max=');

 var S_min:=ReadlnReal('S_min=');

 var S_max:=ReadlnReal('S_max=');

 var L:=ReadlnReal('L=');

 var W:=ReadlnReal('W=');

 var alpha:=ReadlnReal('alpha=');

 var betta:=ReadlnReal('betta=');

 var a, b:real;

 var x,y:real;

 var T_max:real;

 var S:real;

 y:=(S_max**2-S_min**2)/(cos(alpha+betta+fi_min)-cos(alpha+betta+fi_max));

 x:=S_min**2+y*cos(alpha+betta+fi_min);

 a:=((x+y)**(1/2)+(x-y)**(1/2))/2;

 b:=((x+y)**(1/2)-(x-y)**(1/2))/2;

 S:=(a**2+b**2-2*a*b*cos(alpha+betta+fi_))**(1/2);

 T_max:=(W*L*S)/(a*b*sin(alpha+betta));

 Println(a, b);

 Println(T_max);

end.