Answer Posted / karthika

#include<stdio.h>
#include<conio.h>
void main()
{
int num,i=2;
clrscr();
printf("\n entert a number");
scanf("%d",&num);
while(c<=num-1)
{
if(num%i==0)
{
printf("given number is not a prime number\n");
break;
}
i++;
}
if(i==num);
printf(given number is a prime number\n");
getch();
}

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