#define boulder_width 24
#define boulder_height 24
static char boulder_bits[] = {
0x00,0x00,0x00,0x00,0x7f,0x00,0xc0,0x84,0x01,0x30,0x00,0x06,
0x98,0x41,0x09,0x04,0x80,0x08,0x04,0x00,0x14,0xca,0x30,0x23,
0x82,0x00,0x28,0x17,0x1c,0x67,0x0b,0x80,0x50,0x43,0x00,0x6c,
0x17,0xdb,0x63,0xa7,0x20,0x76,0xfb,0xfb,0x7f,0x4f,0x1c,0x77,
0xfe,0xff,0x3f,0xbe,0xe7,0x3b,0x7c,0x7e,0x1f,0xfc,0xf7,0x1f,
0xf8,0xff,0x0f,0xf0,0xff,0x07,0xc0,0xff,0x01,0x00,0x7f,0x00};