#include <stdio.h>
#include <unistd.h>
#include <termios.h>

int getch ( void ) {
  int ch;
  struct termios origterm, tmpterm;

  tcgetattr ( STDIN_FILENO, &origterm );
  tmpterm = origterm;
  tmpterm.c_lflag &= ~( ICANON | ECHO );
  tcsetattr ( STDIN_FILENO, TCSANOW, &tmpterm );
  ch = getchar();
  tcsetattr ( STDIN_FILENO, TCSANOW, &origterm );

  return ch;
}

int main() {

	int a = 1;
	printf("%d", a);

	getch();
	return 0;
}