切割分割符

#include<stdio.h>
#include<string.h>
int main ()
{
char aar[]="zhangy@22.nan";
char *p="@.";
cahr  buf[1024]={0};
strcpy(buf,arr);
cahr* ret=NULL;
for(ret=strtok(arr,p);ret!=NULL;ret=strtok(NULL,p))
{
printf("%s\n",ret);
}
return 0;
}