nè bn

viết chương trình hả bn?

Câu 6:

uses crt;

var n,i:integer;

begin

clrscr;

readln(n);

for i:=1 to n do 

if n mod i=0 then write(i:4);

readln;

end.

5:

uses crt;

var n,i,dem:integer;

begin

clrscr;

readln(n);

dem:=0;

for i:=0 to n do

if i mod 2=1 then 

begin

write(i:4);

dem:=dem+1;

end;

writeln;

writeln(dem);

readln;

end.

Program HOC24;

var i,n,d: integer;

begin

write('Nhap N: '); readln(n);

write('Cac uoc cua 'n,' la: ');

for i:=1 to n do if i mod n = 0 do then

begin write(i,' '); d:=d+1; end;

writeln;

write('Co ',d,' so la uoc cua ',n);

readln

end.

var n, sum : integer;

begin

     write('Nhap n: ');

     readln(n);

     sum := 0;

     while n > 0 do

     begin

          sum := sum + n;

          n := n - 1;

     end;

     writeln('Tong la: ', sum);

end.

#include <bits/stdc++.h>

using namespace std;

int main()

{

int n,A[100],dem,t;

cin>>n;

for (int i=1; i<=n; i++)

cin>>A[i];

dem=0; t=0;

for (int i=1; i<=n; i++)

if (A[i]%2==0) dem++;

else t+=A[i];

cout<<dem<<endl;

cout<<t;

return 0;

}

uses crt;

var n,i,kt,j:integer;

begin

clrscr;

readln(n);

i:=1;

while (i<n) do

begin

i:=i+1;

kt:=0;

for j:=2 to i-1 do

if i mod j=0 then kt:=1;

if kt=0 then write(i:4);

end;

readln;

end.

Làm mỗi "số nguyên tố từ 2->n" được ko