*Tăng dần:
program tang_dan;
uses crt;
var A:array[1..1000] of integer;
n,i,j,tg: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
tg:=A[i];
A[i]:=A[j];
A[j]:=tg;
end;
for i:=1 to n do write(A[i],' ');
readln;
end.
*Giảm dần:
program giam_dan;
uses crt;
var A:array[1..1000] of integer;
n,i,j,tg: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
tg:=A[i];
A[i]:=A[j];
A[j]:=tg;
end;
for i:=1 to n do write(A[i],' ');
readln;
end.
