摘要:
code #include<iostream> #include<algorithm> #include<complex> using namespace std; const int N= 2000000; int p[N+1]={0}; unsigned long long S[N+1]; in 阅读全文
摘要:
code #include<iostream> #include<cstring> using namespace std; int main() { ios::sync_with_stdio(false); cin.tie(NULL); int i, n; char sa[10000], sb[1 阅读全文
摘要:
code #include<iostream> using namespace std; int main() { int is_leap_year(int); int year_days(int);//one year have days int month_days(int); int week 阅读全文
摘要:
code #include<iostream> #include<complex> #include<cstdlib> using namespace std; int is_p(int);//judge sqrt int is_pp(int); int main(){ ios::sync_with 阅读全文