2 #define X(s) (!(s&3)-((s&3)==2))
4 char Z
[82][82],A
,B
,f
,g
=26;z(q
){return atoi(q
);}m(d
,l
){return
6 3) * d
+l
*X(f
+ 2 )][ A
+X ( f
) * d
+
8 h
= 0;D(p
,s
)char*s
; {W(h
>>3<p
>> 3 ) {putchar('\t'
10 )&~7 ;}W(h
< p
){putchar(' ');++h
; }(void)printf(
11 "%s" , s
) ;h
+=strlen(s
);}main(x
,a
)char **a
; {
12 # define P(x) (x?(5-(x))*(6-(x ))/2:11)
13 int b
; { char b
[256],i
, j
=0; FILE*F
;F
=fopen(x
-1?a
[1]:"buzzard.c","r");W(
14 fgets( b
,256 ,F
)){for(i
=0;b
[ i
];++ i
)
15 Z
[j
][i
] =( b
[ i
] ==' '?1:2*(b
[i
]==(x
>2?*a
[2]:'\\')));++j
;}fclose
16 (F
);}A
=4 ; B
= 3 ; f
= 1;x
>3? A
=z(a
[3]),B
=z(a
[4]):0;b
='\n';do{if(b
=='\n'
17 ){int y
, s
, d
, p
, q
,i
;for
18 (y
=-11; y
<= 11;++ y
){ for(s
= 1 ,d
=0;s
+3;s
-=2){for
19 (;d
!=2 + 3 * s
; d
+=s
){
20 if(m(d
,0) !=1 ){p
=P (d
) ;if (abs( y
)
21 <p
&& ! m ( d
, 0 )||abs(y
)>p
)break;for
22 (i
=-p
;i
<p
;++i
)D(g
+i
*2,"--");D(0,"-");break;}if(d
==5)continue;
24 (abs(y
) >q
)continue;if
25 (abs(y
) <p
)D(g
-s
*(2*p
+1),"|");else if(m(d
,s
)){if
26 (abs(y
) <=p
)for(i
=(s
==1?-q
:p
);i
!=(s
==1?-p
:q
);
27 (abs(y
) ),++i
)D(g
+2*i
+(s
==-1),"--");}else if
28 (abs(y
) ==p
)D(g
-s
*(2*p
+1),"|");else D(g
-
29 (abs(y
) *s
*2),(s
==1)^(y
>0)?"\\":"/");}d
-=s
;}puts(
30 "");h
=0;}}f
+=(b
=='r')-(b
=='l');f
&=3;if(b
=='f'){if(!m(1,0))continue;
31 A
+=X(f
);B
+=X(f
-1);}}W((b
=getchar())!=-1&&m(0,0)==1);return 0;}
