program cuburi;
var f,g:text;
    x,y,po,n,m,i,j,max:longint;
    v:array[1..5000] of longint;
    nr,va:longint;

begin
assign(f,'cuburi2.in');
assign(g,'cuburi2.out');
reset(f);
rewrite(g);
read(f,n,m);readln(f);
for i:=1 to n do
read(f,v[i]);
for i:=1 to m do
begin
readln(f);
read(f,x,y);
max:=v[x];nr:=0;po:=x;va:=0;
 for j:=x+1 to y do
  if v[j]>max then begin max:=v[j]; po:=j;  nr:=nr*2+v[j-1]; va:=nr;end else nr:=nr*2+v[j-1];

 nr:=0;
 for j:=y-1 downto po do
 nr:=nr*2+v[j+1];

if (y-x=2) and (v[x]+v[y]<=nr+va) then writeln(g,x+1,' ',v[x]+v[y]) else

writeln(g,po,' ',nr+va);
end;
close(f);
close(g);
end.