l3e2evm

program l3e2evm;
{Ivan Ryvonenko, PM-12}

uses crt;
var
  s,t,result:real;



function f(a,b,c:real):real;
begin
  f:=(2*a+b-cos(c))/(5+abs(c));
end;

begin
  clrscr;
  writeln;
  write ('Enter s,t-> ');
  readln(s,t);


  result:=f(t,2*s,s-t) + f(2.2,t,s+t);

  writeln('f(t,2*s,s-t)+f(2.2,t,s+t) = ',result:10:4);



  readln;
end.