作者在 2010-03-18 12:23:12 发布以下内容
下面的六个程序片段主要完成这些事情：
- 输出Hello, World
- 混乱C语言的源代码
下面的所有程序都可以在GCC下编译通过，只有最后一个需要动用C++的编译器g++才能编程通过。
hello1.c
| 02 |
#define ________ putchar |
| 04 |
#define _(a) ________(a); |
| 05 |
#define ______ _______(){ |
| 06 |
#define __ ______ _(0x48)_(0x65)_(0x6C)_(0x6C) |
| 07 |
#define ___ _(0x6F)_(0x2C)_(0x20)_(0x77)_(0x6F) |
| 08 |
#define ____ _(0x72)_(0x6C)_(0x64)_(0x21) |
| 09 |
#define _____ __ ___ ____ _________ |
hello2.c
| 3 |
int x=0,y[14],*z=&y;*(z++)=0x48;*(z++)=y[x++]+0x1D; |
| 4 |
*(z++)=y[x++]+0x07;*(z++)=y[x++]+0x00;*(z++)=y[x++]+0x03; |
| 5 |
*(z++)=y[x++]-0x43;*(z++)=y[x++]-0x0C;*(z++)=y[x++]+0x57; |
| 6 |
*(z++)=y[x++]-0x08;*(z++)=y[x++]+0x03;*(z++)=y[x++]-0x06; |
| 7 |
*(z++)=y[x++]-0x08;*(z++)=y[x++]-0x43;*(z++)=y[x]-0x21; |
| 8 |
x=*(--z);while(y[x]!=NULL)putchar(y[x++]); |
hello3.c
| 03 |
#define ___(a) putchar(a); |
| 04 |
#define _(a,b) ___(a) __(b); |
| 06 |
{ _:__(t)a:_('r',g)b:_('$',p) |
| 07 |
c:_('l',f)d:_(' ',s)e:_('a',s) |
| 08 |
f:_('o',q)g:_('l',h)h:_('d',n) |
| 09 |
i:_('e',w)j:_('e',x)k:_('\n',z) |
| 10 |
l:_('H',l)m:_('X',i)n:_('!',k) |
| 11 |
o:_('z',q)p:_('q',b)q:_(',',d) |
| 12 |
r:_('i',l)s:_('w',v)t:_('H',j) |
| 13 |
u:_('a',a)v:_('o',a)w:_(')',k) |
| 14 |
x:_('l',c)y:_('\t',g)z:___(0x0)} |
hello4.c
hello5.c
| 01 |
main(){int i,n[]={(((1<<1)<<(1<<1)<<(1<< |
| 02 |
1)<<(1<<(1>>1)))+((1<<1)<<(1<<1))), (((1 |
| 03 |
<<1)<<(1<<1)<<(1<<1)<<(1<<1))-((1<<1)<<( |
| 04 |
1<<1)<<(1<<1))+((1<<1)<<(1<<(1>>1)))+ (1 |
| 05 |
<<(1>>1))),(((1<<1)<<(1<<1)<<(1<<1)<< (1 |
| 06 |
<<1))-((1<<1)<<(1<<1)<<(1<<(1>>1)))- ((1 |
| 07 |
<<1)<<(1<<(1>>1)))),(((1<<1)<<(1<<1)<<(1 |
| 08 |
<<1)<<(1<<1))-((1<<1)<<(1<<1)<<(1<<(1>>1 |
| 09 |
)))-((1<<1)<<(1<<(1>>1)))),(((1<<1)<< (1 |
| 10 |
<<1)<<(1<<1)<<(1<<1))-((1<<1)<<(1<<1)<<( |
| 11 |
1<<(1>>1)))-(1<<(1>>1))),(((1<<1)<<(1<<1 |
| 12 |
)<<(1<<1))+((1<<1)<<(1<<1)<<(1<<(1>>1))) |
| 13 |
-((1<<1)<<(1<<(1>>1)))),((1<<1)<< (1<<1) |
| 14 |
<<(1<<1)),(((1<<1)<<(1<<1)<<(1<<1)<<(1<< |
| 15 |
1))-((1<<1)<<(1<<1))-(1<<(1>>1))),(((1<< |
| 16 |
1)<<(1<<1)<<(1<<1)<<(1<<1))-((1<<1)<< (1 |
| 17 |
<<1)<<(1<<(1>>1)))-(1<<(1>>1))), (((1<<1 |
| 18 |
)<<(1<<1)<<(1<<1)<<(1<<1))- ((1<<1)<< (1 |
| 19 |
<<1)<<(1<<(1>>1)))+(1<<1)), (((1<<1)<< ( |
| 20 |
1<<1)<<(1<<1)<< (1<<1))-((1<<1)<< (1<<1) |
| 21 |
<<(1<<(1>>1)))-((1<<1) <<(1<< (1>>1)))), |
| 22 |
(((1<<1)<< (1<<1)<<(1<<1)<< (1<<1))- ((1 |
| 23 |
<<1)<<(1<<1)<<(1<<1))+((1<<1)<< (1<<(1>> |
| 24 |
1)))), (((1<<1)<<(1<<1) <<(1<<1))+(1<<(1 |
| 25 |
>>1))),(((1<<1)<<(1<<1))+((1<<1)<< (1<<( |
| 26 |
1>>1))) + (1<< (1>>1)))}; for(i=(1>>1);i |
| 27 |
<(((1<<1) <<(1<<1))+((1 <<1)<< (1<<(1>>1 |
| 28 |
))) + (1<<1)); i++) printf("%c",n[i]); } |
hello6.cpp
下面的程序只能由C++的编译器编译（比如：g++）
| 02 |
#define _(_) putchar(_); |
| 03 |
int main(void){int i = 0;_( |
| 04 |
++++++++++++++++++++++++++++ |
| 05 |
++++++++++++++++++++++++++++ |
| 06 |
++++++++++++++++++++++++++++ |
| 07 |
++++++++++++++++++++++++++++ |
| 08 |
++++++++++++++++++++++++++++ |
| 09 |
++++i)_(++++++++++++++++++++ |
| 10 |
++++++++++++++++++++++++++++ |
| 11 |
++++++++++i)_(++++++++++++++ |
| 12 |
i)_(--++i)_(++++++i)_(------ |
| 13 |
---------------------------- |
| 14 |
---------------------------- |
| 15 |
---------------------------- |
| 16 |
---------------------------- |
| 17 |
----------------i)_(-------- |
| 18 |
----------------i)_(++++++++ |
| 19 |
++++++++++++++++++++++++++++ |
| 20 |
++++++++++++++++++++++++++++ |
| 21 |
++++++++++++++++++++++++++++ |
| 22 |
++++++++++++++++++++++++++++ |
| 23 |
++++++++++++++++++++++++++++ |
| 24 |
++++++++++++++++++++++++++i) |
| 25 |
_(----------------i)_(++++++ |
| 26 |
i)_(------------i)_(-------- |
| 27 |
--------i)_(---------------- |
| 28 |
---------------------------- |
| 29 |
---------------------------- |
| 30 |
---------------------------- |
| 31 |
---------------------------- |
| 32 |
------i)_(------------------ |
| 33 |
---------------------------- |
（全文完）
原文地址：http://coolshell.cn/?p=914