¿Qué programarías con 4.096 Bytes de Código Fuente?
Fecha de publicación: Jan 07, 2014 1:5:37 AM
Tremendo. Espero que no le cueste el divorcio al programador de ese emulador, pero yo le diría que siguiera adelante a reprogramar toda la historia de la informática. Con esto os daréis cuenta de toda la basura que lleva Windows por dentro. ;-)
http://www.ciencia-explicada.com/2014/01/que-programarias-en-4096-caracteres-de-codigo-en-c.html
Características emuladas:
CPU Intel 8086/186
1MB de RAM
8072A 3.5″ floppy disk controller (1.44MB/720KB)
Contrlador de disco duro (hasta 528MB)
Tarjeta gráfica Hercules, gráficos 720×348 de 2 colores, 64KB de video RAM y suporte de modo texto CGA 80×25 a 16 colores.
8253 programmable interval timer (PIT).
8259 programmable interrupt controller (PIC).
Controlador de teclado 8042, con teclado de 83 teclas tipo XT.
Reloj de tiempo real MC146818.
PC speaker.
Código fuente del emulador:
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#include "SDL.h" #define $ for(O=9 #define CX M+=(T%3+2*!(!T*t-6)) #define x ,A=4*!T,O=t,W=h=T<3?u(Q?p:D(A+3),D(A),D(A+1)[i]+D(A+2)*g+):K(t),U=V=K(a),o?U=h,W=V:V, #define C 8*-~L #define Z short #define y a(Z)Y[++O] #define B ),a--||( #define _ ),e--||( #define V(I,D,E)(O=a(I)h[r])&&!(A=(D)(V=(1[E+L]<<16)+*i)/O,A-(I)A)?1[E+L]=V-O*(*E=A):H(0) #define i(B,M)B(o){return M;} #define R(O,M,_)(S=L?a(I Z)O:O,N=L?a(I Z)O M(f=a(I Z)_):(O M(f=a(I n)_))) #define T(_)R(r[u(10,L=4,--)],=,_) #define u(a,r,T)16*i[a]+(I Z)(T i[r]) #define a(_)*(_*)& #define L(_)M(W,_,U) #define M(S,F,T)R(r[S],F,r[T]) #define A(_)(i[L=4]+=2,R(_,=,r[u(10,4,-2+)])) #define c(R,T)(1[u=19,L+T]=(N=a(R)h[r]*(R)*T)>>16,*i=N,G(F(N-(R)N))) #define h(_)(1&(L?a(Z)_:_)>>C-1) #define I unsigned #define n char #define e(_)v(F(40[L(_##=40[E]+),E]&N==S|_ N<_(int)S)) I n t,e,l[80186],*E,m,u,L,a,T,o,r[1<<21],X,*Y,b,Q=0,R=0;I Z*i,M,p,q=3;I*localtime(),f,S,kb=0,h,W,U,c,g,d,V,A;N,O,P=983040,j[5];SDL_Surface*k=0;i(K,P+(L?2*o:2*o+o/4&7))i(D,r[a(I)E[259+4*o]+O])i(w,i[o]+=~(-2*47[E])*~L)i(v,(z((f^=S^N)&16),G(N-S&&1&(40[E]^f>>C-1))))J(){V=61442;$;O--;)V+=40[E+O]<<D(25);}i(H,(46[u=76,J(),T(V),T(9[i]),T(M),M(P+18,=,4*o+2),R(M,=,r[4*o]),E]=0))s(o){$;O--;)40[E+O]=1&&1<<D(25)&o;}i(BP,(*i+=262*o*z(F((*E&15)>9|42[E])),*E&=15))i(SP,(w(7),R&&--1[i]&&o?R++,Q&&Q++,M--:0))DX(){$,O*=27840;O--;)O[(I*)k->pixels]=-!!(1<<7-O%8&r[O/2880*90+O%720/8+(88+952[l]/128*4+O/720%4<<13)]);SDL_Flip(k);}main(BX,nE)n**nE;{9[i=E=r+P]=P>>4;$;q;)j[--q]=*++nE?open(*nE,32898):0;read(2[a(I)*i=*j?lseek(*j,0,2)>>9:0,j],E+(M=256),P);$;Y=r+16*9[i]+M,Y-r;Q|R||kb&46[E]&&KB)--64[T=1[O=32[L=(X=*Y&7)&1,o=X/2&1,l]=0,t=(c=y)&7,a=c/8&7,Y]>>6,g=~-T?y:(n)y,d=BX=y,l],!T*t-6&&T-2?T-1?d=g:0:(d=y),Q&&Q--,R&&R--x(O=*Y,O=u=D(51),e=D(8),m=D(14)_ O=*Y/2&7,M+=(n)c*(L^(D(m)[E]|D(22)[E]|D(23)[E]^D(24)[E]))_ L=*Y&8,R(K(X)[r],=,c)_ L=e+=3,o=0,a=X x a=m _ T(X[i])_ A(X[i])_ a<2?M(U,+=1-2*a+,P+24),v(f=1),G(S+1-a==1<<C-1),u=u&4?19:57:a-6?CX+2,a-3||T(9[i]),a&2&&T(M),a&1&&M(P+18,=,U+2),R(M,=,U[r]),u=67:T(h[r])_(W=U B u=m,M-=~L,R(W[r],&,d)B 0 B L(=~)B L(=-),S=0,u=22,F(N>S)B L?c(I Z,i):c(I/**/n,E)B L?c(Z,i):c(n,E)B L?V(I Z,I,i):V(I n,I Z,E)B L?V(Z,int,i):V(n,Z,E))_++e,h=P,d=c,T=3,a=m,M--_++e,13[W=h,i]=(o|=!L)?(n)d:d,U=P+26,M-=~!o,u=17+(m=a)_(a=m B L(+=),F(N<S)B L(|=)B e(+)B e(-)B L(&=)B L(-=),F(N>S)B L(^=)B L(-),F(N>S)B L(=))_!L?L=a+=8 x L(=):!o?Q=1,R(r[p=m x V],=,h):A(h[r])_ T=a=0,t=6,g=c x M(U,=,W)_(A=h(h[r]),V=m?++M,(n)g:o?31&2[E]:1)&&(a<4?V%=a/2+C,R(A,=,h[r]):0,a&1?R(h[r],>>=,V):R(h[r],<<=,V),a>3?u=19:0,a<5?0:F(S>>V-1&1)B R(h[r],+=,A>>C-V),G(h(N)^F(N&1))B A&=(1<<V)-1,R(h[r],+=,A<<C-V),G(h(N*2)^F(h(N)))B R(h[r],+=(40[E]<<V-1)+,A>>1+C-V),G(h(N)^F(A&1<<C-V))B R(h[r],+=(40[E]<<C-V)+,A<<1+C-V),F(A&1<<V-1),G(h(N)^h(N*2))B G(h(N)^F(h(S<<V-1)))B G(h(S))B 0 B V<C||F(A),G(0),R(h[r],+=,A*=~((1<<C)-1>>V)))_(V=!!--1[a=X,i]B V&=!m[E]B V&=m[E]B 0 B V=!++1[i]),M+=V*(n)c _ M+=3-o,L?0:o?9[M=0,i]=BX:T(M),M+=o*L?(n)c:c _ M(U,&,W)_ L=e+=8,W=P,U=K(X)_!R||1[i]?M(m<2?u(8,7,):P,=,m&1?P:u(Q?p:11,6,)),m&1||w(6),m&2||SP(1):0 _!R||1[i]?M(m?P:u(Q?p:11,6,),-,u(8,7,)),43[u=92,E]=!N,F(N>S),m||w(6),SP(!N==b):0 _ o=L,A(M),m&&A(9[i]),m&2?s(A(V)):o||(4[i]+=c)_ R(U[r],=,d)_ 986[l]^=9,R(*E,=,l[m?2[i]:(n)c])_ R(l[m?2[i]:(n)c],=,*E)_ R=2,b=L,Q&&Q++_ W-U?L(^=),M(U,^=,W),L(^=):0 _ T(m[i])_ A(m[i])_ Q=2,p=m,R&&R++_ L=0,O=*E,F(D(m+=3*42[E]+6*40[E])),z(D(1+m)),N=*E=D(m-1)_ N=BP(m-1)_ 1[E]=-h(*E)_ 2[i]=-h(*i)_ 9[T(9[i]),T(M+5),i]=BX,M=c _ J(),T(V)_ s(A(V))_ J(),s((V&~m)+1[E])_ J(),1[E]=V _ L=o=1 x L(=),M(P+m,=,h+2)_++M,H(3)_ M+=2,H(c&m)_++M,m[E]&&H(4)_(c&=m)?1[E]=*E/c,N=*E%=c:H(0)_*i=N=m&E[L=0]+c*1[E]_*E=-m[E]_*E=r[u(Q?p:m,3,*E+)]_ m[E]^=1 _ E[m/2]=m&1 _ R(*E,&,c)_(a=c B write(1,E,1)B time(j+3),memcpy(r+u(8,3,),localtime(j+3),m)),a<2?*E=~lseek(O=4[E][j],a(I)5[i]<<9,0)?(a?write:read)(O,r+u(8,3,),*i):0:0),O=u,D(16)?v(0):D(17)&&G(F(0)),CX*D(20)+D(18)-D(19)*~!!L,D(15)?O=m=N,41[43[44[E]=h(N),E]=!N,E]=D(50):0,!++q?kb=1,*l?SDL_PumpEvents(),k=k?k:SDL_SetVideoMode(720,348,32,0),DX():k?SDL_Quit(),k=0:0:0;}i(F,40[E]=!!o)i(z,42[E]=!!o)i(G,48[E]=o)
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