Update & reformat 1986 in 1984 style

1986/stein/stein.c

@@ -1,3 +1,3 @@
-typedef char*z;O;o;_=33303285;main(b,Z)z Z;{b=(b>=0||(main(b+1,Z+1),*Z=O%(o=(_%
+typedef char**z;O;o;_=33303285;main(b,Z)z Z;{b=(b>=0||(main(b+1,Z+1),*Z=O%(o=(_%
 25))+'0',O/=o,_/=25))&&(b<1||(O=time(&b)%0250600,main(~5,*(z*)Z),write(1,*(z*)Z
 ,9)));}