#include
int sequential_search(char *items, int count, char key)
{
register int t;
for(t=0; t < count; ++t)
if(key == items[t]) return t;
return -1; /* no match */
}
int main(void){
char *str = "asdf";
int index = sequential_search(str, 4, 's');
printf("%d",index);
}
1