CÖкê#ºÍ##µÄÔËÓÃ
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <malloc.h>
#define f(a,b) a##b
#define g(a) #a
#define h(a) g(a)
int main()
{
char a = 'a';
printf("%s\n",g(a)); // a
printf("%s\n",g(g(a))); // g(a)
printf("%s\n", h(f(1,2))); // 12
printf("%s\n", g(f(1,2))); // f(1,2)
printf("%s\n", g(h(f(1,2)))); // h(f(1,2))
printf("%s\n", h(g(f(1,2)))); // "f(1,2)"
printf("%s\n", h(h(f(1,2)))); // "12"
return 0;
}
Ïà¹ØÎĵµ£º
³£Óú궨Òå
1¡¢·ÀÖ¹Ò»¸öÍ·Îļþ±»Öظ´°üº¬
#ifndef COMDEF_H
#define COMDEF_H
//Í·ÎļþÄÚÈÝ
#endif
2¡¢ÖØÐ¶¨ÒåһЩÀàÐÍ£¬·ÀÖ¹ÓÉÓÚ¸÷ÖÖÆ½Ì¨ºÍ±àÒëÆ÷µÄ²»Í¬£¬¶ø²úÉúµÄÀàÐÍ×Ö½ÚÊý²îÒ죬·½±ãÒÆÖ²¡£
typedef unsigned char boolean; /* Boolean v ......
//ÒÔϳÌÐòÊÇʵÏÖСдת´óд³ÌÐò
#include<stdio.h>
void to_upper(char *str)
{
for(;*str !='\0';str++)
{
if(unsigned(*str-'a')<='z'-'a')
*str-='a'-'A';//Ð ......
4*4¼üÅÌɨÃèC³ÌÐò
#include<reg52.h>
#define uchar unsigned char
uchar code table[]={0xC0,0xF9,0xA4,0xB0,0x99,
0x92,0x82,0xF8,0x80,0x90,
0x88,0x83,0xC6,0xA1,0x86,0x8E};
uchar temp,num;
void display(uchar);
void delay(uchar a)
{
......
ÎÒÒ»Ö±Ïë×öÒ»¸öÈí¼þ³öÀ´£¬Ö»ÊǼòµ¥µÄ£¬±ÈÈç˵һ¸ö¼Ó¼õ³Ë³ýµÄEXE¡£¿ÉÊÇÎÒÖªµÀÎÒ´íÁË£¬ÎÒ×î½üÑ¡ÐÞÁËÒ»Ãŵç×Ó¹¤³ÌÉè¼ÆÓëÖÆ×÷ºó²ÅÁ˽â±à³ÌµÄÄ¿µÄºÍ¹¤¾ßµÄ¶àÑùÐÔ¡£²»Í¬µÄÈí¼þÌṩ²»Í¬µÄ±àÒë»·¾³£¬ÎÒ·¢ÏÖÄ£ÄâÈí¼þµÄÇ¿µÄ¡£ÎÒʱ³£ÏëÎÒÊDz»ÊÇ¿ÉÒÔͨ¹ýÎÒÏÂÔØ°²×°µÄÈí¼þÀ´Ñ§Ï°Ð©Ô´³ÌÐò¡£ÊǵÄÓÐһЩ£¬¿ÉÊÇÍêÈ«¿´²»¶®£¬³ýÁË ......