Program To Convert a Number into Binary

Some Basic C program frequently asked in Interview.

/*Program to convert a number into Binary*/

#include<stdio.h>

#include<conio.h>

void main()

{

int a,b;

clrscr();

printf("Enter a number:\t");

scanf("%d",&a);

printf("\t");                  //'\t' is for tab 

while(a>0)

{

b=a%2;

printf("%d",b);

printf("\b\b");         // '\b' is for backspace

a=a/2;

}

getch();

}