#if _WIN64
typedef long I;typedef __int64 L,J;
#elif WIN32
typedef long I,L;typedef __int64 J;
#else
typedef int I;typedef long L;typedef long long J;
#endif // typedef struct k0{I r;H t,u;I n;G G0[1];}*K; before gcc3.0
typedef unsigned char*S,G,C;typedef short H;typedef float E;typedef double F;typedef void V;
typedef struct k0{I r;H t,u;union{G g;H h;I i;J j;E e;F f;S s;struct k0*k;struct{I n;G G0[1];};};}*K;
#include<string.h>
// vector accessors, e.g. kF(x)[i] for float&datetime
#define kG(x) ((x)->G0)
#define kC(x) kG(x)
#define kH(x) ((H*)kG(x))
#define kI(x) ((I*)kG(x))
#define kJ(x) ((J*)kG(x))
#define kE(x) ((E*)kG(x))
#define kF(x) ((F*)kG(x))
#define kS(x) ((S*)kG(x))
#define kK(x) ((K*)kG(x))
// type bytes qtype ctype accessor
#define KB 1 // 1 boolean char kG
#define KG 4 // 1 byte char kG
#define KH 5 // 2 short short kH
#define KI 6 // 4 int int kI
#define KJ 7 // 8 long int64 kJ
#define KE 8 // 4 real float kE
#define KF 9 // 8 float double kF
#define KC 10 // 1 char char kC
#define KS 11 // * symbol char* kS
#define KM 13 // 4 month int kI
#define KD 14 // 4 date int kI (days from 2000.01.01)
#define KZ 15 // 8 datetime double kF (days from 2000.01.01)
#define KU 17 // 4 minute int kI
#define KV 18 // 4 second int kI
#define KT 19 // 4 time int kI (millisecond)
// table,dict
#define XT 98 // x->k is XD
#define XD 99 // kK(x)[0] is keys. kK(x)[1] is values.
#ifdef __cplusplus
extern"C"{
#endif
extern I khpu(char*,I,char*),khp(char*,I),ymd(I,I,I),dj(I);extern V r0(K),sd0(I);extern S sn(S,I),ss(S);
extern K ka(I),kb(I),kg(I),kh(I),ki(I),kj(J),ke(F),kf(F),kc(I),ks(S),kd(I),kz(F),kt(I),sd1(I,K(*)(I)),dl(V*f,I),
ktn(I,I),knk(I,...),kp(S),kpn(S,I),ja(K*,V*),js(K*,S),jk(K*,K),k(I,char*,...),xT(K),xD(K,K),ktd(K),r1(K),krr(S),orr(S),dot(K,K);
#ifdef __cplusplus
}
#endif
// nulls(n?) and infinities(w?)
#define nh ((I)0xFFFF8000)
#define wh ((I)0x7FFF)
#define ni ((I)0x80000000)
#define wi ((I)0x7FFFFFFF)
#ifdef WIN32
#define nj ((J)0x8000000000000000)
#define wj ((J)0x7FFFFFFFFFFFFFFF)
#define nf (log(-1.0))
#define wf (-log(0.0))
#define isnan _isnan
#define finite _finite
extern double log();
#else
#define nj 0x8000000000000000LL
#define wj 0x7FFFFFFFFFFFFFFFLL
#define nf (0/0.0)
#define wf (1/0.0)
#define closesocket(x) close(x)
#endif
// remove more clutter
#define O printf
#define R return
#define Z static
#define P(x,y) {if(x)R(y);}
#define U(x) P(!(x),0)
#define SW switch
#define CS(n,x) case n:x;break;
#define CD default
#define DO(n,x) {I i=0,_i=(n);for(;i<_i;++i){x;}}
#define ZV Z V
#define ZK Z K
#define ZH Z H
#define ZI Z I
#define ZJ Z J
#define ZE Z E
#define ZF Z F
#define ZC Z C
#define ZS Z S
#define K1(f) K f(K x)
#define K2(f) K f(K x,K y)
#define TX(T,x) (*(T*)((G*)(x)+8))
#define xr x->r
#define xt x->t
#define xu x->u
#define xn x->n
#define xx xK[0]
#define xy xK[1]
#define xg TX(G,x)
#define xh TX(H,x)
#define xi TX(I,x)
#define xj TX(J,x)
#define xe TX(E,x)
#define xf TX(F,x)
#define xs TX(S,x)
#define xk TX(K,x)
#define xG x->G0
#define xH ((H*)xG)
#define xI ((I*)xG)
#define xJ ((J*)xG)
#define xE ((E*)xG)
#define xF ((F*)xG)
#define xS ((S*)xG)
#define xK ((K*)xG)
#define xC xG