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

int get_key()
{
    int c=getch();
    switch(c)
    {
      case 0:   return getch()+256;
      case 224: return getch()+512;
    }
    return c;
}

int main(int argc, char const *argv[])
{
    int key = 0;
    for(;;)
    {
        if (kbhit())
        {
            key = get_key();
            printf("\n%d", key);
            switch (key)
            {
            case 584:
                printf("\n↑");
                break;
            case 592:
                printf("\n↓");
                break;
            case 587:
                printf("\n←");
                break;
            case 589:
                printf("\n→");
                break;
            
            default:
                break;
            }
        }
    }
    return 0;
}