#include<curses.h>
#include<stdlib.h>
#include<time.h>

#define TICK 100000

int main(void) {
	int x=10,y=10,dir=0;
	WINDOW *win;
	clock_t cur,last;
	int input=0;
	int xoff[]={0,1,0,-1};
	int yoff[]={-1,0,1,0};
	int flag=1;

	win=initscr();
	keypad(win,1);
	wtimeout(win,0);	/* Don't wait for a character to be present. */
	noecho();			/* Don't print all the inputs. */
	last=clock();
	while(flag) {
		mvwprintw(win,y,x,"#");
		wrefresh(win);
		do {
			cur=clock();
			wrefresh(win);
			input=wgetch(win);
			if(input!=ERR) {
				if(input==KEY_UP) dir=0;
				if(input==KEY_RIGHT) dir=1;
				if(input==KEY_DOWN) dir=2;
				if(input==KEY_LEFT) dir=3;
				if(input=='q') flag=0;
			}
		} while(cur-last<TICK);
		x+=xoff[dir];
		y+=yoff[dir];
		last=cur;
	}
	endwin();
	return 0;
}