Write a C++ Program to Convert Binary into Decimal Number

#include<iostream.h>
#include<conio.h>
#include<math.h>
void main()
  {
  int a[10],i,no,sum=0,rem,j,k=0;
  clrscr();
  cout<<"Enter Binary No:";
  cin>>no;
  i=0;
  while(no>0)
  {
  a[i]=no%10;
  no=no/10;
  i++;
  }
  for(j=0;j<i;j++)
  {
      sum=sum+a[j]*pow(2,k);
      k++;
  }
  cout<<"Decimal NO:"<<sum;
  getch();
  }

6 comments:

  1. UnknownJanuary 9, 2013 at 11:16 AM

    dosent work!!!!

    ReplyDelete
  2. UnknownAugust 17, 2013 at 12:33 PM

    showing errors!!!!

    ReplyDelete
  3. Deepak SinghJanuary 13, 2014 at 4:19 AM

    int main()
    {
    int n,r,sum=0;
    cout<<"N = ";

    cin>>n;

    for(int i=0;n>0;i++)
    {
    r = n%10;
    sum = sum+r*pow(2,i);
    n = n/10;
    }

    cout<<"decimal : "<<sum;

    }

    ReplyDelete
  4. UnknownMarch 18, 2014 at 9:36 AM

    when input=0010,it is giving output 8

    ReplyDelete
  5. UnknownJune 29, 2015 at 2:12 AM

    Good
    Here is a link for C/C++ programs and pointer programs. This may be useful for you.

    C Programs

    C++ Programs

    ReplyDelete
  6. hitesh kumarJanuary 6, 2016 at 8:57 AM

    C++ program to convert decimal to binary

    super

    ReplyDelete

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