line debug

#include<stdio.h>
#include<windows.h>
#include<conio.h>

void main(void){
 CHAR line;

 line = 0x74;

 while(1){

  if(_kbhit())  line = _getch();

  printf(">%10s", " ");

  for(int i=7; i>=0; i--)
   if((line&(1<<i))==(1<<i)) printf("%s", " ■");
   else printf("%s", " □");

   printf("%10s<\n", " ");
//   Sleep(1);

 }

}