# include<stdio.h>
       void main()
       {
           int n;
           void binary(int);  // Function Declaration
           clrscr();
           printf("Enter any Decimal Number : ");
           scanf("%d",&n);
           binary(n);         // Function Calling
           getch();
       }
       void binary(int x)         // Function Definition.
       {
           char s[20];
           int i,t;
           t=x;
           i=0;
           while(t>0)
           {
               s[i]=t%2;
               t=t/2;
               i++;
           }
           s[i]='\0';
           printf("Binary Equivalent of %d = ",x);
           for(i=i-1;i>=0;i--)
               printf("%d",s[i]);
       }