Day 19: Add obfuscated C
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50
19/art.c
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50
19/art.c
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <limits.h>
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typedef
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#define U realloc
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#define r(n,a,b,c) \
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case n :return(B){a ,b,c}
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struct B{int x,y,z ;}B;inline static
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B S( B a,B b){ return(B){a. x-b.x,a.y-
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b. y ,a.z-b.z};} typedef struct Q{int c,e;B*
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R; }Q;inline static int M( B a,B b){ return abs(a.x-b.
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x)+abs(a.y-b .y)+abs(a.z- b.z);}const size_t Z= sizeof(B)
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,q=sizeof (Q);inline static B T(B b,int i){int x=b.x,y=b.y ,z=b.z;
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switch(i){r( 0,x,y,z);r( 1,x,-y,-z);r (2,x,z,-y);r (3,x,-z,y);r (4,y,x,-z
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);r( 5,y,-x,z); r(6,y,z,x);r (7,y,-z,-x); r(8,z,x,y);r (9,z,-x,-y );r(
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10,z ,y,-x);r(11,z,-y,x) ;r(12,-x,y,- z);r(13,-x, -y,z);r(14 ,-x,
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z,y) ;r(15,-x ,-z,-y);r( 16,-y,x,z);r( 17,-y,-x,-z );r(
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18, -y,z,-x);r(19 ,-y,-z,x);r( 20,-z,x,-y );r(
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21,- z,-x,y) ;r(22,-z,y,x );r(23,- z,-
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y,- x);} return(B){0};} int
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main (){Q*E=NULL;getchar(); int
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n,e =1,I=0,G =0,i
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=0, j,m ;while (scanf ("-"
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"- " "scanner " "%d " "---\n" ,&n
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)== 1){n++;E=U(E,n *q );Q* s =& E[ n-1];s ->R=
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NULL ;s->c =1;s ->e=n== 1;B b;while (scanf (""""
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"%i" ",%i," "%i", & b.x, &b.y,&b. z)==3) {s->R =U(s
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->R ,++s ->c *Z) ; s -> R[s ->c-1 ]=b;I++;} scanf( "%*""[" "^-"
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"]" );memset(&s-> R[0],0 ,Z);}B *W;W =malloc( I*Z);I= E[0].c;memcpy(W,E [0].
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R,I *Z);while(e<n ) for( int i= 0;i< n;i++) for(int m=0 ;m< 24;m++){ int r
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,y, u,o,p ,a, d,f,g; if(!E[ i].e )for(r =0; r< I;r++) for(y
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=1; y<E[i ].c;y ++){g= 0;B D=S(T( E[i].R [y],m), W[r]
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) ; for(u =1;u<E [i].c; u++) {B c=S (T(E[i ].R[u], m),D
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) ; for(o =0;o<I ;o ++) if(! memcmp (&c,&W [o],Z)) {g++
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;if (g >= 12){ { B Y[E[ i].c -1];p= 0;for( a=1;a< E[i] .c;a
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++) { B t=S( T(E[i] .R[a ],m),D );f=0; for(d= 0;d<
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I;d ++)if(! memcmp ( &t ,& W[d ],Z )) { f++;
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break ;}if( !f ) Y [ p ++]=t;} memcpy (W+I
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,Y,p *Z);I+= p;E[i] .R[0 ]=(B){-D. x,-D
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.y,-D. z};E[i].e= 1;e ++;
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printf("" "%d/" "%d\n",
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e, n);} goto X;}}}}X:
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}for(;i< n;i ++)for(j=
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0;j<n;j ++){ m=M(E[i]
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.R[0],E[ j].R [0]);if(
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m>G) G= m ;} printf(""
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"Silver: %d\nGold: %d\n",I
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-1,G) ;}
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