program pro10(input,output);
var n,i,j,t;integer;
    a: array[1..100000] of integer;
begin
 readln(n);
 j:=0;
 for i:= 1 to n do
  read(a[i]);
 readln;
 for i := 2 to n do
  begin
   if ( (a[i-1]>0) and (a[i]<0) ) then
    begin
     j := j+1;
     t:= a[i-1];
     a[i-1] := a[i];
     a[i] := t;
    end;
  end;
 writeln(j,a[1],a[n]);
end.