@[二哈](/space/show?uid=99722)
不知道
by taoyc @ 2018-07-17 20:04:46
flag==-1的情况没加
by taoyc @ 2018-07-17 20:09:21
if (f == -1) {
for (int i = 0; i < n; i++) {
a[i].x = a[i].x / n;
a[i].y = a[i].y / n;
}
}
by taoyc @ 2018-07-17 20:10:24