作弊方法：
#include<bits/stdc++.h> using namespace std; int main() { cout<<"2 4 5 7 8 9"; }
By signing up a Hydro universal account, you can submit code and join discussions in all online judging services provided by us.
Using your Hydro universal account
ALT_zengzechuan
LV 7
@ 2025-12-13 22:05:06
