| //===----------------------------------------------------------------------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // <random> |
| |
| // template<class IntType = int> |
| // class discrete_distribution |
| |
| // template <class charT, class traits> |
| // basic_ostream<charT, traits>& |
| // operator<<(basic_ostream<charT, traits>& os, |
| // const discrete_distribution& x); |
| // |
| // template <class charT, class traits> |
| // basic_istream<charT, traits>& |
| // operator>>(basic_istream<charT, traits>& is, |
| // discrete_distribution& x); |
| |
| #include <random> |
| #include <sstream> |
| #include <cassert> |
| |
| int main() |
| { |
| { |
| typedef std::discrete_distribution<> D; |
| double p0[] = {.3, .1, .6}; |
| D d1(p0, p0+3); |
| std::ostringstream os; |
| os << d1; |
| std::istringstream is(os.str()); |
| D d2; |
| is >> d2; |
| assert(d1 == d2); |
| } |
| } |