program el_maj;
const nmax=1000005;
var a:array[1..nmax] of longint;

    n,i,k,cand,nr,x:longint;
begin

assign(input,'elmaj.in');
reset(input);
assign(output,'elmaj.out');
rewrite(output);

readln(n);
for i:=1 to n do read(a[i]);
cand:=-1;
k:=0;
for i:=1 to n do
   begin
   if k=0 then begin cand:=a[i]; k:=1; end
     else
      if a[i]=cand then k:=k+1
          else k:=k-1;
   end;
nr:=0;
for i:=1 to n do if a[i]=cand then nr:=nr+1;

if nr>=n div 2+1 then write(cand,' ',nr)
                   else write(-1);
CLOSE(OUTPUT);
END.