quora 1593 help

quora 1593 help

#include<stdio.h>
#include<string.h>
#include<math.h>
#include<stdlib.h>
#define N 20000000

char num[N];

int binary(int n);

int main()
{
      int n,count,a,i,j,t;

                        scanf("%s",num);
                              for(i=0;num[i]!='\0';i++){
                                    t=num[i]-'0'; // my problem is there it
                                    a=binary(t);

                                  printf("%d ",a);
                              }
                              printf("\n");

      return 0;
}

int binary(int n)
{
      int dstinatb=2,numb=10,po=0;
      int res=0;
      while(n)
      {
            res=res+n%dstinatb*pow(numb,po++);
            n=n/dstinatb;
      }
      return res;
}