[转]6个HelloWorld

原文地址：点击打开链接

转这个帖子，是因为看了这个帖子使我明白了一个道理：一旦你发散自己的思维，激发自己的创意，就会发现原来编程是这么的好玩。

原文标题为《6个变态的C语言Hello
World程序》，但我将其改为简单的《6个HelloWorld》，因为我不认为这些程序“变态“，在我看来，它们仅仅是好玩，可以让你明白做一件事可
以有很多种方法——现实中，”最优解“不等于”最好的解“，最适合需要的解才是最好的解。

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。

1.

    #define _________ }
    #define ________ putchar
    #define _______ main
    #define _(a) ________(a);
    #define ______ _______(){
    #define __ ______ _(0x48)_(0x65)_(0x6C)_(0x6C)
    #define ___ _(0x6F)_(0x2C)_(0x20)_(0x77)_(0x6F)
    #define ____ _(0x72)_(0x6C)_(0x64)_(0x21)
    #define _____ __ ___ ____ _________
    #include<stdio.h>
    _____

2.

    #include<stdio.h>
    main(){
      int x=,y[],*z=&y;*(z++)=0x48;*(z++)=y[x++]+0x1D;
      *(z++)=y[x++]+0x07;*(z++)=y[x++]+0x00;*(z++)=y[x++]+0x03;
      *(z++)=y[x++]-0x43;*(z++)=y[x++]-0x0C;*(z++)=y[x++]+0x57;
      *(z++)=y[x++]-0x08;*(z++)=y[x++]+0x03;*(z++)=y[x++]-0x06;
      *(z++)=y[x++]-0x08;*(z++)=y[x++]-0x43;*(z++)=y[x]-0x21;
      x=*(--z);while(y[x]!=NULL)putchar(y[x++]);
    }

3.

    #include <stdio.h>
    #define __(a) goto a;
    #define ___(a) putchar(a);
    #define _(a,b) ___(a) __(b);
    main()
    { _:__(t)a:_('r',g)b:_('$',p)
      c:_('l',f)d:_(' ',s)e:_('a',s)
      f:_('o',q)g:_('l',h)h:_('d',n)
      i:_('e',w)j:_('e',x)k:_('\n',z)
      l:_('H',l)m:_('X',i)n:_('!',k)
      o:_('z',q)p:_('q',b)q:_(',',d)
      r:_('i',l)s:_('w',v)t:_('H',j)
      u:_('a',a)v:_('o',a)w:_(')',k)
      x:_('l',c)y:_('\t',g)z:___(0x0)}

4.

int n[]={0x48,
0x65,0x6C,0x6C,
0x6F,0x2C,0x20,
0x77,0x6F,0x72,
0x6C,0x64,0x21,
0x0A,0x00},*m=n;
main(n){putchar
(*m)!='\0'?main
(m++):exit(n++);}

5.

main(){int i,n[]={(((<<)<<(<<)<<(<<
)<<(<<(>>)))+((<<)<<(<<))), (((
<<)<<(<<)<<(<<)<<(<<))-((<<)<<(
<<)<<(<<))+((<<)<<(<<(>>)))+ (
<<(>>))),(((<<)<<(<<)<<(<<)<< (
<<))-((<<)<<(<<)<<(<<(>>)))- ((
<<)<<(<<(>>)))),(((<<)<<(<<)<<(
<<)<<(<<))-((<<)<<(<<)<<(<<(>>
)))-((<<)<<(<<(>>)))),(((<<)<< (
<<)<<(<<)<<(<<))-((<<)<<(<<)<<(
<<(>>)))-(<<(>>))),(((<<)<<(<<
)<<(<<))+((<<)<<(<<)<<(<<(>>)))
-((<<)<<(<<(>>)))),((<<)<< (<<)
<<(<<)),(((<<)<<(<<)<<(<<)<<(<<
))-((<<)<<(<<))-(<<(>>))),(((<<
)<<(<<)<<(<<)<<(<<))-((<<)<< (
<<)<<(<<(>>)))-(<<(>>))), (((<<
)<<(<<)<<(<<)<<(<<))- ((<<)<< (
<<)<<(<<(>>)))+(<<)), (((<<)<< (
<<)<<(<<)<< (<<))-((<<)<< (<<)
<<(<<(>>)))-((<<) <<(<< (>>)))),
(((<<)<< (<<)<<(<<)<< (<<))- ((
<<)<<(<<)<<(<<))+((<<)<< (<<(>>
)))), (((<<)<<(<<) <<(<<))+(<<(
>>))),(((<<)<<(<<))+((<<)<< (<<(
>>))) + (<< (>>)))}; for(i=(>>);i
<(((<<) <<(<<))+(( <<)<< (<<(>>
))) + (<<)); i++) printf("%c",n[i]); }

6. （此程序只能由C++的编译器编译（比如：g++））

      #include <stdio.h>
    #define _(_) putchar(_);
    int main(void){int i = ;_(
    ++++++++++++++++++++++++++++
    ++++++++++++++++++++++++++++
    ++++++++++++++++++++++++++++
    ++++++++++++++++++++++++++++
    ++++++++++++++++++++++++++++
    ++++i)_(++++++++++++++++++++
    ++++++++++++++++++++++++++++
    ++++++++++i)_(++++++++++++++
    i)_(--++i)_(++++++i)_(------
    ----------------------------
    ----------------------------
    ----------------------------
    ----------------------------
    ----------------i)_(--------
    ----------------i)_(++++++++
    ++++++++++++++++++++++++++++
    ++++++++++++++++++++++++++++
    ++++++++++++++++++++++++++++
    ++++++++++++++++++++++++++++
    ++++++++++++++++++++++++++++
    ++++++++++++++++++++++++++i)
    _(----------------i)_(++++++
    i)_(------------i)_(--------
    --------i)_(----------------
    ----------------------------
    ----------------------------
    ----------------------------
    ----------------------------
    ------i)_(------------------
    ----------------------------
    i)return i;}