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#include<stdio.h>
#include<regex.h>
int main(int argc, char** argv)
{
if(IsLegalPage("http://www.baidu.com"))
printf("¸ÃÍøÒ³ºÏ·¨\n");
else printf("¸ÃÍøÒ³²»ºÏ·¨£¡£¡£¡\n");
return 0;
}
/* º¯Êý˵Ã÷£ºÅжÏÍøÒ³ÊÇ·ñºÏ·¨
* ÊäÈë²ÎÊý£ºÐèÒªÅжϵÄÍøÖ·
* ·µ»Ø½á¹û£ºÍøÒ³ÊÇ·ñºÏ·¨(ºÏ·¨1£¬²»ºÏ·¨0)
*/
int IsLegalPage(char* s_tmp)
{
char* pattern="(https?)://.*(\.cn|\.com|\.htm|\.html|\.aspx?|\.jsp|\.php|/|/#)$";
printf("pattern=%s\n",pattern);
int z=0;
regex_t reg;
regmatch_t pm[1];
z=regcomp(®,pattern,REG_EXTENDED|REG_ICASE);
z=regexec(®,s_tmp,1,pm,0);
if(z!=0)
return 0;
else
return 1;
regfree(®);
}
 


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/* bitscount.c£ºÎ»¼ÆÊý */
/* ¼ÆËãxÖÐ1λµÄÊýÄ¿£º·½°¸1£¬²ÉÓ÷ÖÖβßÂÔ */
inline int pop(unsigned x){
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void Reverse(char s[])
{
    for(int i = 0, j = strlen(s) - 1; i < j; ++i, --j) {
        char c = s[i];
        s[i] = s[j];
        s[j] = c;
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