原创 Codeforces Round #618 (Div. 2) C題
Anu Has a Function Anu has created her own function f: f(x,y)=(x|y)−y where | denotes the bitwise OR operation. For
2020-02-22 08:31:46
2020-02-22 08:31:46
Anu Has a Function Anu has created her own function f: f(x,y)=(x|y)−y where | denotes the bitwise OR operation. For
2020-02-22 08:31:46