Câu 1 :

uses crt;

var a : array[1 .. 90] of integer;

i, j, n : integer;

begin

clrscr;

write('Nhap so phan tu : '); readln(n);

write('Nhap day ', n ,' so nguyen : ');

for i := 1 to n do read(a[i]);

for j := n downto 2 do

for i := 1 to j - 1 do

if a[i] > a[i + 1] then begin

a[i] := a[i] + a[i + 1];

a[i + 1] := a[i] - a[i + 1];

a[i] := a[i] - a[i + 1]; end;

write('Day tang dan : ');

for i := 1 to n do write(a[i],'   ');

readln

end.

Câu 2 :

uses crt;

var a : array[1 .. 98] of integer;

i, n : integer;

begin

clrscr;

write('Nhap so phan tu : '); readln(n);

for i := 1 to n do begin

write('a[',i,'] = '); readln(a[i]); end;

write('Cac so vua chia het cho 2 va 5 : ');

for i := 1 to n do

if (a[i] mod 2 = 0) and (a[i] mod 5 = 0)

then write(a[i],'  ');

readln

end.

Bài 1:

#include<bits/stdc++.h>

using namespace std;

int main(){

int a[101],N;

cin>>N;

whil(N<10||N>100){

cin>>N;

}

for(int i =1;i<=N;i++){

cin>>a[i];

}

sort(a,a+N+1);

for(int i=1;i<=N;i++){

cout<<a[i]<<" ";

}

}

Bài 2:

#include<bits/stdc++.h>

using namespace std;

int main(){

int a[101],N;

cin>>N;

whil(N<2||N>100){

cin>>N;

}

for(int i =1;i<=N;i++){

cin>>a[i];

}

for(int i=1;i<=N;i++){

if(a[i]%2==0&&a[i]%5==0){

cout<<a[i]<<" ";

}

}

}