[rand.dist.bern.bernoulli] (original) (raw)

A bernoulli_distribution random number distribution produces bool values bdistributed according to the discrete probability function in Formula 29.4.

namespace std { class bernoulli_distribution { public: using result_type = bool;using param_type = unspecified; bernoulli_distribution() : bernoulli_distribution(0.5) {} explicit bernoulli_distribution(double p);explicit bernoulli_distribution(const param_type& parm);void reset();friend bool operator==(const bernoulli_distribution& x, const bernoulli_distribution& y);template<class URBG> result_type operator()(URBG& g);template<class URBG> result_type operator()(URBG& g, const param_type& parm);double p() const; param_type param() const;void param(const param_type& parm); result_type min() const; result_type max() const;template<class charT, class traits> friend basic_ostream<charT, traits>& operator<<(basic_ostream<charT, traits>& os, const bernoulli_distribution& x);template<class charT, class traits> friend basic_istream<charT, traits>& operator>>(basic_istream<charT, traits>& is, bernoulli_distribution& x);};}