Program to find whether given no. is a prime no. or not. #include#include void main() { int i,n,r=0; clrscr(); printf(“Enter any no: ”); scanf(“%d”,&n); for(i=2;i<=n-1;i++) { if(n%i==0) r=1; break; } if(r==0) printf(“prime no”); else printf(“Not prime”); getch(); } Output: Enter any no: 16 Not prime