Undo two checks in 1998/schnitzi

As part of the redefinition of INABIAF two segfault fixes were undone.
These are noted in the Makefile and README.md file.

One fix was necessary and that has been left alone.

1998/schnitzi/Makefile

@@ -130,6 +130,7 @@ all: data ${TARGET}
 	supernova deep_magic magic charon pluto
 
 ${PROG}: ${PROG}.c
+	@echo "NOTE: this program will crash on invalid input."
 	${CC} ${CFLAGS} $< -o $@ ${LIBS}
 
 # alternative executable

1998/schnitzi/README.md

@@ -28,12 +28,10 @@
 	echo 324 >> data
 	./sort < data
 
-[Cody Boone Ferguson](/winners.html#Cody_Boone_Ferguson) fixed three segfaults in
+[Cody Boone Ferguson](/winners.html#Cody_Boone_Ferguson) fixed invalid data
-this entry. The first was caused by invalid data types. The second was triggered
+types which prevented this entry from working. There are two other segfaults
-if one did not specify any arg. The third happened if the arg was had any
+that should not be fixed and they are discussed in [bugs.md](/bugs.md). Thank
-characters that were not the digits 1 - 9 (if it started with 0 it could work as
+you Cody for your assistance!
-long as another digit followed it and there were no other non-digits). Thank you
-Cody for your assistance!
 
 NOTE: the larger the number the number of lines of output can become
 substantially higher as well. Doing `./schnitzi 9` will actually print 771999

1998/schnitzi/schnitzi.c

@@ -52,6 +52,5 @@ void x_(){ O=g; *r=y[k-2]; _=r; j=o_; }
 void d (){ O=g; *r=y[k]; _=r; k=k+1; m=k<z; w=_t; l=p_; j=p; }
 void y_(){ O=g; *r=x[17][1]+k; _=r; j=q_; }
 void r_(){ O=_b; _=x[17]; s=(char**)_d; s=s+1; i=*s; q=0; }
-main(int v,char **V){ if (V[1]) {if(atoi(V[1])!=0) {
+main(int v,char **V){ O=r_; _d=V;
- q=0; O=r_; _d=V;
+  x: (O)(); goto x; }
-  x: (O)(); goto x; }}}