//删除大于mink切小于maxk的数据
void Sia_List(Zdlist &L) {
Zdlist p = L;
int mink, maxk;
printf("输入范围:mink maxk \n");
scanf("%d %d", &mink, &maxk);
while (p->next != NULL) {
if (p->next->data > mink && p->next->data < maxk) {
p->next = p->next->next;
}
else {
p = p->next;
}
}
}