impq7.c

#include<stdio.h>
int main()

	{

	     int ar[100],i,n,j,counter;
	      

	     printf("Enter the size of the array ");

	     scanf("%d",&n);

	     printf("\n Now enter the elements of the array");

	     for(i=0;i<n;i++)

	     {

	           scanf("%d",&ar[i]);

	     }

	      

	     printf(" Array is -");

	     for(i=0;i<n;i++)

	     {

	           printf("\t %d",ar[i]);

	     }

	      

	     printf("\n All the prime numbers in the array are -");

	     for(i=0;i<n;i++)

	     {

	           counter=0;

	           for(j=2;j<ar[i]/2;j++)

	           {

	                 if(ar[i]%j==0)

	                 {

	                       counter=1;

	                       break;

	                 }

	           }

	           if(counter==0 && n!=1)

	           {

	                 printf("\t %d",ar[i]);

	           }

	     }
	     return 0;

	}