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

int main()
{
 clrscr();
 FILE *f;
 char s;
 char ss[40000];
 int i = 0;
 cout<<"CHUONG TRINH CAT BO KHOANG TRANG, DAU XUONG DONG VA DAU TAB\n";
 cout<<"\nVui Long Copy Du Lieu Can Cat Vao File D:\\In.txt";
 f = fopen("D:\\In.txt","r");
 if(f == NULL)
 {
  cout<<"\nKhong Mo Duoc File! Vui Long Xem Lai";
  getch();
  return 0;
 }
 cout<<"\nDoc File Thanh Cong!!!";
 while(!feof(f))
 {
  fscanf(f,"%c", &s);
  if(s != 10 && s != 9 && s != 32)
  {
  ss[i] = s;
  i++;
  }
 }
 ss[i] = '\0';
 fclose(f);
 FILE *ff;
 ff = fopen("D:\\Out.txt","w");
 if(ff == NULL)
 {
  cout<<"\nKhong The Luu Du Lieu Vao File D:\\Out.txt!";
  getch();
  return 0;
 }
 cout<<"\nDa Luu Du Lieu Ra File D:\\Out.txt";
 fprintf(ff,"%s",ss);
 fclose(ff);
 getch();
 return 0;
}