Merge pull request #93 from xexyl/2001-herrmann2

2001/herrmann2/README.md

@@ -14,12 +14,26 @@
 make
 ```
 
+[Cody Boone Ferguson](/winners.html#Cody_Boone_Ferguson) fixed this to work with
+clang by changing the args to main() to be `int` and `char **` respectively and
+changing specific references to the `argv` arg, casting to int which was its old
+type. Thank you Cody for your assistance!
+
+
 ### To run:
 
 ```sh
 ./herrmann2
 ```
 
+Cody notes that [Yusuke Endoh](/winners.html#Yusuke_Endoh) does not get a
+segfault with some of the invocations (without fixing it for clang) but Cody
+does get a segfault both before fixing it for clang and after. Yusuke provides
+some interesting thoughts which can be found
+[here](https://mame-github-io.translate.goog/ioccc-ja-spoilers/2001/herrmann2.html?_x_tr_sl=auto&_x_tr_tl=en&_x_tr_hl=en-US&_x_tr_pto=wapp).
+Thank you Yusuke for your interesting thoughts!
+
+
 ### Try:
 
 ```sh
@@ -27,11 +41,38 @@ make
 ./herrmann2 < herrmann2.cup
 ```
 
+Try running each command a few times and notice the different output. Can you
+figure out why each is different?
+
+
+If you use vi(m) you can see a pattern in `hermmann2.cup` and `herrmann2.ioccc`
+by say:
+
+
+	/[pon]                                                                                                                                          
+
+and
+
+	/l
+
+For additional fun in `herrman2.cup` try:
+
+
+	/[po]
+	/q
+
+and in `herrmann2.ioccc` try:
+
+	/n
+
+
+	
 ## Judges' comments:
 
 Be careful when staring at the source code - your eyes might cross, but
 if you concentrate on your focus you will find illumination!
 
+
 ## Author's comments:
 
 You probably know those "magic eye" 3D pictures - pictures looking
@@ -65,9 +106,11 @@ new random character, it will take the next one from the
 argument. When it arrives at the end of the argument, it will
 start over at the beginning. Example:
 
+```sh
 ./herrmann2 "234 84 045 5 6765 7487 65190 84 656 254 12 43931 818 0 6542\
 341 45 567 76967 7244 606 976567 895 81898 095 68678 1843 4650547\
 565980691 389 04974" < herrmann2.ioccc
+```
 
 ### Some hints to get better results
 

2001/herrmann2/herrmann2.c

@@ -1,7 +1,7 @@
 char*d,A[9876];char*d,A[9876];char*d,A[9876];char*d,A[9876];char*d,A[9876];char
 e;b;*ad,a,c;  te;b;*ad,a,c;  te;*ad,a,c;  w,te;*ad,a,  w,te;*ad,and,  w,te;*ad,
 r,T; wri; ;*h; r,T; wri; ;*h; r; wri; ;*h;_, r; wri;*h;_, r; wri;*har;_, r; wri
-  ;on; ;l ;i(V)  ;on; ;l ;i(V)  ;o ;l ;mai(V)  ;o  ;mai(n,V)    ;main (n,V)    
+;on;l;i(int V);on;l;i(int V);o;l;mai(int n,int V);o;mai(int n,int V);main(int n,char**V)    
    {-!har  ;      {-!har  ;      {har  =A;      {h  =A;ad        =A;read       
 (0,&e,o||n -- +(0,&e,o||n -- +(0,&o||n ,o-- +(0,&on ,o-4,- +(0,n ,o-=94,- +(0,n
 ,l=b=8,!( te-*A,l=b=8,!( te-*A,l=b,!( time-*A,l=b, time)|-*A,l= time(0)|-*A,l= 
@@ -10,7 +10,7 @@ r,T; wri; ;*h; r,T; wri; ;*h; r; wri; ;*h;_, r; wri;*h;_, r; wri;*har;_, r; wri
 )=+ +95>e?(*& c)=+ +95>e?(*& c) +95>e?(*& _*c) +95>(*& _*c) +95>(*&r= _*c) +95>
 5,r+e-r +_:2-195,r+e-r +_:2-195+e-r +_:2-1<-95+e-r +_-1<-95+e-r ++?_-1<-95+e-r 
 |(d==d),!n ?*d||(d==d),!n ?*d||(d==d),!n ?*d||(d==d),!n ?*d||(d==d),!n ?*d||(d=
- *( (char**)+V+ *( (char)+V+ *( (c),har)+V+  (c),har)+ (V+  (c),r)+ (V+  (  c),
+ *( (char**)+(int)V+ *( (char)+(int)V+ *( (c),har)+V+  (c),har)+ (V+  (c),r)+ (V+  (  c),
 +0,*d-7 ) -r+8)+0,*d-7 -r+8)+0,*d-c:7 -r+80,*d-c:7 -r+7:80,*d-7 -r+7:80,*d++-7 
 +7+! r: and%9- +7+! rand%9-85 +7+! rand%95 +7+!!  rand%95 +7+  rand()%95 +7+  r
 -(r+o):(+w,_+ A-(r+o)+w,_+*( A-(r+o)+w,_+ A-(r=e+o)+w,_+ A-(r+o)+wri,_+ A-(r+o)