C Codes

C > Beginners Lab Assignments sample source codes

Program to display decimal equivalent of a input binary number

Program to display decimal equivalent of a input binary number

#include <stdio.h>
#include <conio.h>
#include <math.h>
void btod(int b[]);
int c;
void main()
{

 int a[5],d,i,e,f,g;
  clrscr();
 printf("What will be the length of input no.?  ");
 scanf("%d",&c);
 printf("Don't exceed input from your input limit or 5 digits in any case");
 printf("
Enter no.:-  ");
 scanf("%d",&d);
 for (i=c-1;i>=0;--i)
 {
  e = pow(10,i);
  a[i] = d/e;
  d = d%e;
 }
 btod(a);
 printf("




			HAVE A NICE DAY! BYE.");
 getch();
}

 void btod(int b[])
 {
  int k,s=0,i,n;
  n=*b;
  for (i=c-1;i>=0;--i)
  {
   if (i>0)
    *b=*(b+i);
   else
    *b=n;
   if (*b==1)
   {
    k=pow(2,i);
    s=s+k;
   }
  }
  printf("
Its decimal equivalent is %d",s);
  return;
 }

Privacy Policy | Link to Us | Links