PROGRAM TO GENERATE IP ADDRESSES

/***********************************************************************/
/* PROGRAM TO GENERATE IP ADDRESSES                                    */
/* AUTHOR : DEEPAK MAHAKALE 3 YEAR IT SRCOEM                           */
/* BLOG : www.mahakaledeepak.blogspot.com                              */
/***********************************************************************/
#include<stdio.h>
#include<conio.h>
void main() {
  int n1, n2, n3, n4, i, j, k, l, m, cnt = 0, a[50];
  clrscr();
  printf("\n\t* IP ADDRESSES ALLOTTED TO RCOEM * ");

  for (i = 5; i < 50; i++) {
    n1 = i;
    for (j = 1; j < 255; j++) {
      n2 = j;
      for (k = 5; k < 50; k++) {
        n3 = k;
        for (l = 1; l < 255; l++) {
          n4 = l;
          if (n1 + n3 <= 50) {
            if (n1 % n4 == 0 && n3 % n4 == 0) {
              m = 1;
              a[3] = 1000, cnt = 0;
              while (m < 10) {
                if (n4 % m == 0) {
                  a[++cnt] = m;
                }
                m++;
              }
              if (n2 == a[3] && n2 != n4) {
                {
                  printf("\n\t %d.%d.%d.%d", n1, n2, n3, n4);
                }
              }
            }
          }
        }
      }
    }
  }
  getch();
}

PROGRAM TO DETECT WHETHER ENTERED NUMBER IS DIVISIBLE BY 11

/***********************************************************************/
/* PROGRAM TO DETECT WHETHER ENTERED NUMBER IS DIVISIBLE BY 11         */
/* AUTHOR : DEEPAK MAHAKALE 3 YEAR IT SRCOEM                           */
/* BLOG : www.mahakaledeepak.blogspot.com                   */
/***********************************************************************/
#include<stdio.h>
#include<conio.h>
void main()
{

    long int r=0,i=1,odd=0,even=0,no,n,rev=0;
    clrscr();
    printf("\n\t PROGRAM TO DETECT WHETHER ENTERED NUMBER IS DIVISIBLE BY 11 ");
    printf("\n\n\t Enter any number : ");
    scanf("%ld",&n);
    no=n;

        while(no!=0)
       {
          
           r=no%10;
           rev=rev*10+r;
           no=no/10;

       }

       while(rev!=0)
       {

           r=rev%10;
           if(i%2==0)
           {
           even=even+r;
           }
           else
           {
           odd=odd+r;
           }
           rev=rev/10;
           i++;
       }

    printf("\n\t Odd  sum = %ld \n ",odd);
    printf("\n\t Even sum = %ld \n ",even);

    if(odd==even)
    printf("\n\t %ld Is Divisible by 11",n);
    else
    printf("\n\t %ld Is Not Divisible by 11",n);
    getch();

}