// nhap gia tri mang A co n phan tu, n nhap tu ban phim, 0<n<1000 // viet ham tim cac so nguyen to nho hon n
#include<stdio.h>
#include<conio.h>
#include<math.h>
int ngto_mang(int i, int j, int dem, int m);
int ngto_mang(int i, int j, int dem, int m)
{
dem = 0;
for (j=1; j<=m; j++){
if (m%j==0)
dem++;
} return dem;
}
int main()
{
int n,a[100],i,j,dem,m;
do
{
printf("Nhap so phan tu n = "); scanf("%d",&n); }
while (n<1 || n>999);
printf("\nNhap cac gia tri cua mang:");
for (i=0;i<n;i++){
printf("\na[%d] = ",i);
scanf("%d",&a[i]);
}
Trang 2printf("\nXuat cac gia tri cua mang:");
for (i=0;i<n;i++){
printf(" %d",a[i]);
}
printf("\nCac so nguyen nho hon %d la:",n);
int k = 0;
for(i=0; i<n; i++){
m = a[i];
if (m<n) {
dem = ngto_mang(i,j,dem,m);
if(dem==2) {
printf(" %d",m);
k++;
} }
}
if (k==0)
printf(" Khong co so nguyen to nao thoa dieu kien");
return 0;
}