수다닷컴

#include stdio.h
#include stdlib.h
#include string.h
#include ctype.h
int compare(const void * p, const void * p1);
int compare2(const void * p, const void * p1);
int main(void)
{
char * strAry[4]={boy, Cookies, Hardware, Power};
char * binary=strAry[1];
char * ptr;
int i;
for(i=0; i4; i++)
{
printf(%s\n, strAry[i]);
}
printf(\n);
qsort(strAry, sizeof(strAry)/sizeof(strAry[0]), sizeof(strAry[0]), compare);
for(i=0; i4; i++)
{
printf(%s\n, strAry[i]);
}

ptr=(char *)bsearch(binary, strAry, sizeof(strAry)/sizeof(strAry[0]), sizeof(strAry[0]), compare2);
printf(검색한 값은 : %s, ptr);
return 0;
}
int compare(const void * p, const void * p1)
{
char * n1=*((char **)p);
char * n2=*((char **)p1);
int ret;
if(strcmp(n1, n2)==1)
{
ret=1;
}
else if(strcmp(n1, n2)==-1)
{
ret=-1;
}
else
{
ret=0;
}
return ret;
}
int compare2(const void * p, const void * p1)
{
char * n1=*(char **)p;
char * n2=*(char **)p1;
int a;
int b;
char * n3=*(char **)p;
char * n4=*(char **)p1;
strcpy_s(n3, 8, n1);
strcpy_s(n4, 8, n2);
a=atoi(n3);
b=atoi(n4);
return a-b;
}
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