Program textFind;
uses StrUtils;
var text,buffer : String;
var tpos,lastpos,counter,biggest : Integer;
begin
  tpos := 0;
  text := '';
  while(tpos = 0) do begin
    readln(buffer);
    text += buffer;
    tpos := pos('.',buffer)
  end;
  lastpos := 1;
  tpos := PosEx(' ',text,lastpos);
  if tpos = 0 then 
    tpos := PosEx('.',text,lastpos);
  biggest := tpos-1;  lastpos := tpos+1;
  while(not (tpos = 0)) do begin
    tpos := PosEx(' ',text,lastpos);
    if tpos = 0 then
        tpos := PosEx('.',text,lastpos);
    if (tpos-lastpos) > biggest then
        biggest := tpos-lastpos; 
   lastpos := tpos+1;
  end;
  lastpos := 1;  counter := 0;
  tpos := PosEx(' ',text,lastpos);
  if tpos = 0 then
    tpos := PosEx('.',text,lastpos);
  while(not (tpos = 0)) do begin
    if (tpos-lastpos) = biggest then
        counter += 1;
    lastpos := tpos + 1;
    tpos := PosEx(' ',text,lastpos);
    if tpos = 0 then
        tpos := PosEx('.',text,lastpos);
  end;
writeln(counter);
end.