program sinus;

const
     nom_fichier='Sinus.txt';
     fin='FIN.';
     polygone='POLYGONE';
     finpoly='FIN_POLY';

var i:real;
    x,y:integer;
    script:text;


begin
     Assign(script, nom_fichier);
     {$I-}  Rewrite(script);  {$I+}
     if IOResult=0 then
     begin
          writeln(script,polygone);
          i:=0.0;
          repeat
                x:=20+round(i*20);
                y:=100-round(sin(i)*40);
                writeln(script,'    ',x:4,',',y:4);
                i:=i+0.1;
          until i>=4*pi;
          writeln(script,finpoly);
          writeln(script,fin);
     end;
     close(script);
end.