#define Q u[t++]
#define E if(!x){
# define q if(Q){
# define e } else{
int m[10] [512],r[14],t,*s,j,u[7000],a
,x, k[]={ 0,1,2,3,4,5,6,7,8,9,11,12,13,-2,-3,
256 },*I,* O;char*p,*S[]={"dec","enc","err"},*b=";O\
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\\p `>ZoE uRUT[byFH[ciGl^QUGkN=DQB]R?G_DG?w]xpdf>YoEciiw @f\
]u; [um; JxRU;RXTibgoWJGCsRPpl?v>QXtKkJWjSHW>kyH[ubiSq>Ozo `\
>O z;w] p@u>OzKgi?cXrXrXReCuXryp<vRJ]WkNzhQG;Oqum;J_?Wdl?v>k \
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^fFA[f f^ZljeOfp`>OepZCQU; L <OepZg`;gZl;`UxB]uu_xf>MFA;EV`WAs\
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; CqqUl; KXT;CsBFHkypN@Xr>eFN<z\\ ShdOkRP>QH[pDOzKkylE?wNRecv;\
UXkBCqM@pXo BORAsxFHJk>ypD;SZuuoJ<;ORAs dzM>CENXT]Bho?]R?GcfiW;s@z\
uKgo Gjv> Sefb>;jsxff>lMnwiR?G[diiSzuaJ <sLf[uu;KXT[ byFH;sBD;[Xz\
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Ddp ^ mkbBCywKJfsnNRI\\JJwVHyg^kbBNRGXRkbbI lGZIPOrLat nd]uiW]SY\
srU ;]SYg\\fFQCaBsuusBCsn^dFbKaByhA[KaBVsu]@ _t< iiIy<Y <ZYgIXxv\
MZo mXRXKkNWzoKsydNxArJXgBtydFJBy[`a;RRgkx><w BF suusj <Z`vbIr\
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on >lUNdbBd]wmLExwScbrU;WXl=WXXwNq>Uy;aumX _Z dTy?;NL efr N\
Zu ; ";main(int i,char**v){if(i>2&&(I=fopen (v[ 1], "" "rb" ))
&& (O=fopen(v[2],"wb+"))){s=u;for(p= b;*p; ++ p) if( *
p> 58)for(i=0;i<6; *(s++)=(*p-59)&(1 <<i++) ?1 :0);s =m[
9] ;for(t=x=0;x-2;)q q q E q i=r[*s] ;*s=i ;e s--;}e t++
; }e q E q q i=r[*s]++;*s=i;e s[-1] -=*s; -- s;} e s --;
*s =Q?*s+s[1]:*s<s[1]?1:0;}e t+=2;} e q q E for(i=-1 ;s[
i ]-577;i--);i=s[*s+i];*s=i;}e E s -=2;m[ s [1]][s[ 2]]
= *s;}}e E i=m[s[-1]][*s];*--s=i;} }}} e q q q E s --;
t =s[1]-575?t:*(s++);e if(x==1&&!--a) {x= 0;s -=*
s-575?1:2;}}e a+=x?x-1?0:1:*(s-- )?0 :(x
=1)-a;}e E s--;r[s[1]]=*s;}}e q j= Q?x
?t++:(i=Q?576:(*++s=t)?575:0)| 1 ?*++
s=i:0:Q?Q?t=Q?Q?x?t:(s-=2)[1] :0:
(x=x?x:2)?t:t:(x=x?x-4?x:5:3 ):Q?Q ?x?
0:fseek(I,*(s--),0):x?0:(*++ s= /*/
*/fgetc(I)):x?0:fputc(*(s-- )< 0?-
s[1]:s[1],O);e q q x= x?x-1 || a-1?x :0:
(a=1);e j=u[t]+u[t]+u [t+ 1] ;t+=2; i=x
-3?x=x-4?x-5?x:4:a-j? x :0 :(*++ s=t
)&&(*++s=577)&&(x=4)&& (a= j);
}e i=x?t+=2:s--?*s=Q?Q ?*s
&s[1]:*s>>s[1]:Q?* s<<
s[1]:*s|s[1]:0;}} }}e
for(i=j=0; i<4;j|= Q<<
i++);E*( ++s)= k[j];
}}fclose (I);fclose (O);e*s=
2;} puts(S[*s]);}
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