a:array[0..2000000] of longint;
l,r,mid,tmp,x1,y1,x2,y2,n,m,i,j,ans:longint;
procedure qsort(l,r:longint);
var
k,i,j,mid:longint;
begin
i:=l; j:=r; mid:=a[(l+r) shr 1];
repeat
while a[i]<mid do inc(i);
while a[j]>mid do dec(j);
if i<=j then
begin
k:=a[i]; a[i]:=a[j]; a[j]:=k;
inc(i); dec(j);
end;
until i>j;
if i<r then qsort(i,r);
if l<j then qsort(l,j);
end;
begin
readln(n);
for i:=1 to n do read(a[i]);
qsort(1,n);
readln(m);
for m:=1 to m do
begin
readln(x1,y1,x2,y2);
if x1>x2 then begin tmp:=x1; x1:=x2; x2:=tmp; end;
ans:=0;
if ((y1<0) and (y2<0)) or ((y1>0) and (y2>0)) then ans:=abs(x2-x1)+abs(y2-y1)
else
begin
ans:=abs(x2-x1)+abs(y2-y1);
tmp:=maxlongint;
l:=1; r:=n;
while l<=r do
begin
mid:=(l+r) shr 1;
if a[mid]<x1 then begin if x1-a[mid]<tmp then tmp:=x1-a[mid]; l:=mid+1; end;
if a[mid]>x2 then begin if a[mid]-x2<tmp then tmp:=a[mid]-x2; r:=mid-1; end;
if (a[mid]>=x1) and (a[mid]<=x2) then begin tmp:=0; break; end;
end;
ans:=ans+tmp*2;
end;
writeln(ans);
end;
end.