大數據 整形類型轉2進制

#include "stdio.h"
#include "string.h"
int main()
{
 //char s[1024]="123456789012345678901234";
   char s[1024]="100000000000000000000";
 //char   s[1024]="99999999999999999999999";
 char result[200];
 int i, t_old, t;
 int n, n_result=0;

 float x = 0.0f;
 float x1 = 1;
 //unsigned long ll = 643085323;
 //unsigned int ll = 0x80800000;
 //unsigned int ll = 0x65A96817;
 //unsigned int ll = 0x6753c21c;
 //unsigned int ll = 0x65d4b40b;
 //unsigned int ll = 0x65a96817;
 unsigned int ll = 0x60ad78ec;
 unsigned int lll = 0x41700000;
 //unsigned long ll = 16106127361;

 while (n=strlen(s))
 {
  for (i=0, t_old=0;i<n;i++)
  {
   t = ((s[i]-'0'+t_old*10)%2);
   s[i] = ((s[i]-'0'+t_old*10)/2)+'0';
   t_old = t;
  }
  result[n_result++] = t;
  if (s[0]=='0') for (i=0;i<n;i++) s[i]=s[i+1] ;
 }

 printf("They are %d bits:\n", n_result);
 for (i=n_result-1;i>=0;i--) printf("%c",result[i]+'0');
 //return 0;

 memcpy(&x,&ll,4);
 ll = ll&lll;
 printf("\n%f",x);
 memcpy(&x,&lll,4);
 printf("\n%f",x);
}