摘要：#include <iostream> #include <vector> #include <algorithm> #include <string> #include <set> #include <queue> #include <map> #include <sstream> #includ 阅读全文

摘要：Anu has created her own function ff: f(x,y)=(x|y)−yf(x,y)=(x|y)−y where || denotes the bitwise OR operation. For example, f(11,6)=(11|6)−6=15−6=9f(11, 阅读全文

摘要：D. Ehab the Xorcist time limit per test 1 second memory limit per test 256 megabytes input standard input output standard output Given 2 integers uu a 阅读全文