MatheusFaria

#include <iostream>

class Bitmask {
public:
    Bitmask(uint32_t _=0u) : n(_) {}

    inline uint32_t get(int i) const { return (n >> i) & 1; }

    inline void set  (int i) { n |=  (1 << i); }
    inline void reset(int i) { n &= ~(1 << i); }