CSP-S2019RP++#1024#

CSP-S2019RP++#1024#

CSP-S2019RP++#1024#

CSP-S2019RP++#1024#

CSP-S2019RP++#1024#

CSP-S2019RP++#1024#

CSP-S2019RP++#1024#

CSP-S 82pts,但是在浙江qwq

我们打出前几项的表...然后找一个BM递推杜教板子然后扔进去...（板子来源网络） #include <cstdio> #include <cstring> #include <cmath> #include <algorithm> #include <vector> #include <string> #include <map> #include <set> #include <cassert> #include<bits/stdc++.h> using namespac...