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