#include <iostream>
int main()
{
int n;
printf (“nhap n:”);
scanf(“%d”,&n);
for (int i = 2; i <= n; i+=2)
printf(“so chan la:%d”,i);
}
#include <iostream>
int main()
{
int n;
printf (“nhap n:”);
scanf(“%d”,&n);
for (int i = 2; i <= n; i+=2)
printf(“so chan la:%d”,i);
}