#include<stdio.h>
int main()
{
int i,j,n;
int flag=1;
printf("Enter a number\n");
scanf("%d",&n);
for(i=2;i<n;i++)
{
if(n%i==0)
{
flag=0;
break;
}
}
if(flag==1)
printf("%d is a Prime number\n",n);
else
printf("%d is not a Prime number\n",n);
}
Output:
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