Decimal To Binary Converter in C

A simple program that I wrote to ask the user to give the decimal number and then it will convert into binary value using C programming language.

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My email address is the following jakerpomperada@gmail.com, jakerpomperada@aol.com, and jakerpomperada@yahoo.com.

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Sample Program Output

Program Listing

#include<stdio.h>
#include<conio.h>

int main()
{
long int d;
int i=0,a[25],j;
printf("\tDecimal To Binary Number Converter");
printf("\n\n");
printf("Enter the Decimal No.:");
scanf("%d",&d);
while(d>0)
{
a[i]=d%2;
d=d/2;
i++;
}
printf("Binary Number Equivalent : ");
for (j=i-1;j>=0;j--)
printf("%d",a[j]);
getch();
}