uses crt;
var a:array[1..30]of integer;
i,n,tam,j:integer;
begin
clrscr;
write('Nhap n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
for i:=1 to n-1 do
for j:=i+1 to n do
if a[i]<a[j] then
begin
tam:=a[i];
a[i]:=a[j];
a[j]:=tam;
end;
writeln('Mang theo thu tu giam dan la: ');
for i:=1 to n do
write(a[i]:4);
writeln;
writeln('Cac phan tu le va chia het cho 5 la: ');
for i:=1 to n do
if (a[i] mod 2<>0) and (a[i] mod 5=0) then write(a[i]:4);
writeln;
writeln('Cac phan tu chan la: ');
for i:=1 to n do
if a[i] mod 2=0 then write(a[i]:4);
readln;
end.